101221011000102 has 64 divisors (see below), whose sum is σ = 231570103564800. Its totient is φ = 28894324230144.

The previous prime is 101221011000097. The next prime is 101221011000127. The reversal of 101221011000102 is 201000110122101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 260232838 + ... + 260621510.

It is an arithmetic number, because the mean of its divisors is an integer number (3618282868200).

Almost surely, 2^{101221011000102} is an apocalyptic number.

101221011000102 is an abundant number, since it is smaller than the sum of its proper divisors (130349092564698).

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

101221011000102 is a wasteful number, since it uses less digits than its factorization.

101221011000102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394237.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 101221011000102 its reverse (201000110122101), we get a palindrome (302221121122203).

The spelling of 101221011000102 in words is "one hundred one trillion, two hundred twenty-one billion, eleven million, one hundred two", and thus it is an aban number.