212011221000102 has 32 divisors (see below), whose sum is σ = 424191860851200. Its totient is φ = 70642175515488.

The previous prime is 212011221000077. The next prime is 212011221000149. The reversal of 212011221000102 is 201000122110212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170876049 + ... + 172112307.

It is an arithmetic number, because the mean of its divisors is an integer number (13255995651600).

Almost surely, 2^{212011221000102} is an apocalyptic number.

212011221000102 is an abundant number, since it is smaller than the sum of its proper divisors (212180639851098).

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

212011221000102 is a wasteful number, since it uses less digits than its factorization.

212011221000102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1247660.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212011221000102 its reverse (201000122110212), we get a palindrome (413011343110314).

The spelling of 212011221000102 in words is "two hundred twelve trillion, eleven billion, two hundred twenty-one million, one hundred two", and thus it is an aban number.