102011102211212 has 24 divisors (see below), whose sum is σ = 178680284545392. Its totient is φ = 50959606803200.

The previous prime is 102011102211197. The next prime is 102011102211217. The reversal of 102011102211212 is 212112201110201.

It is not an unprimeable number, because it can be changed into a prime (102011102211217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26459912 + ... + 30069072.

It is an arithmetic number, because the mean of its divisors is an integer number (7445011856058).

Almost surely, 2^{102011102211212} is an apocalyptic number.

It is an amenable number.

102011102211212 is a deficient number, since it is larger than the sum of its proper divisors (76669182334180).

102011102211212 is a wasteful number, since it uses less digits than its factorization.

102011102211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3615529 (or 3615527 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 102011102211212 its reverse (212112201110201), we get a palindrome (314123303321413).

The spelling of 102011102211212 in words is "one hundred two trillion, eleven billion, one hundred two million, two hundred eleven thousand, two hundred twelve".