1122221032212 has 24 divisors (see below), whose sum is σ = 2992589419456. Its totient is φ = 320634580608.

The previous prime is 1122221032157. The next prime is 1122221032271. The reversal of 1122221032212 is 2122301222211.

It is a super-2 number, since 2×1122221032212² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6679887013 + ... + 6679887180.

Almost surely, 2^{1122221032212} is an apocalyptic number.

1122221032212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1122221032212 is an abundant number, since it is smaller than the sum of its proper divisors (1870368387244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122221032212 is a wasteful number, since it uses less digits than its factorization.

1122221032212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13359774207 (or 13359774205 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1122221032212 its reverse (2122301222211), we get a palindrome (3244522254423).

The spelling of 1122221032212 in words is "one trillion, one hundred twenty-two billion, two hundred twenty-one million, thirty-two thousand, two hundred twelve".