101222100021212 has 12 divisors (see below), whose sum is σ = 177138779599320. Its totient is φ = 50611020135696.

The previous prime is 101222100021209. The next prime is 101222100021349. The reversal of 101222100021212 is 212120001222101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1298114 + ... + 14287382.

It is an arithmetic number, because the mean of its divisors is an integer number (14761564966610).

Almost surely, 2^{101222100021212} is an apocalyptic number.

It is an amenable number.

101222100021212 is a deficient number, since it is larger than the sum of its proper divisors (75916679578108).

101222100021212 is a wasteful number, since it uses less digits than its factorization.

101222100021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14937460 (or 14937458 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 101222100021212 its reverse (212120001222101), we get a palindrome (313342101243313).

The spelling of 101222100021212 in words is "one hundred one trillion, two hundred twenty-two billion, one hundred million, twenty-one thousand, two hundred twelve".