1122222101012 has 36 divisors (see below), whose sum is σ = 2053691823456. Its totient is φ = 536502398880.

The previous prime is 1122222100991. The next prime is 1122222101051. The reversal of 1122222101012 is 2101012222211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1272914 + ... + 1965897.

It is an arithmetic number, because the mean of its divisors is an integer number (57046995096).

Almost surely, 2^{1122222101012} is an apocalyptic number.

It is an amenable number.

1122222101012 is a deficient number, since it is larger than the sum of its proper divisors (931469722444).

1122222101012 is a wasteful number, since it uses less digits than its factorization.

1122222101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3238976 (or 3238945 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1122222101012 its reverse (2101012222211), we get a palindrome (3223234323223).

The spelling of 1122222101012 in words is "one trillion, one hundred twenty-two billion, two hundred twenty-two million, one hundred one thousand, twelve".