142201100102212 has 24 divisors (see below), whose sum is σ = 249457058103680. Its totient is φ = 70927673937120.

The previous prime is 142201100102147. The next prime is 142201100102219. The reversal of 142201100102212 is 212201001102241.

It is a self number, because there is not a number n which added to its sum of digits gives 142201100102212.

It is not an unprimeable number, because it can be changed into a prime (142201100102219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27674083 + ... + 32407669.

Almost surely, 2^{142201100102212} is an apocalyptic number.

It is an amenable number.

142201100102212 is a deficient number, since it is larger than the sum of its proper divisors (107255958001468).

142201100102212 is a wasteful number, since it uses less digits than its factorization.

142201100102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4751851 (or 4751849 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 142201100102212 its reverse (212201001102241), we get a palindrome (354402101204453).

The spelling of 142201100102212 in words is "one hundred forty-two trillion, two hundred one billion, one hundred million, one hundred two thousand, two hundred twelve".