101221212022102 has 16 divisors (see below), whose sum is σ = 151965630022752. Its totient is φ = 50566003246080.

The previous prime is 101221212022097. The next prime is 101221212022111. The reversal of 101221212022102 is 201220212122101.

It is a self number, because there is not a number n which added to its sum of digits gives 101221212022102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189948952 + ... + 190481092.

It is an arithmetic number, because the mean of its divisors is an integer number (9497851876422).

Almost surely, 2^{101221212022102} is an apocalyptic number.

101221212022102 is a deficient number, since it is larger than the sum of its proper divisors (50744418000650).

101221212022102 is a wasteful number, since it uses less digits than its factorization.

101221212022102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615783.

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

Adding to 101221212022102 its reverse (201220212122101), we get a palindrome (302441424144203).

Subtracting 101221212022102 from its reverse (201220212122101), we obtain a palindrome (99999000099999).

The spelling of 101221212022102 in words is "one hundred one trillion, two hundred twenty-one billion, two hundred twelve million, twenty-two thousand, one hundred two".