101220202101022 has 64 divisors (see below), whose sum is σ = 155109206631168. Its totient is φ = 49531285440000.

The previous prime is 101220202101019. The next prime is 101220202101061. The reversal of 101220202101022 is 220101202022101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101220202100987 and 101220202101005.

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, 30607861093 + ... + 30607864399.

It is an arithmetic number, because the mean of its divisors is an integer number (2423581353612).

Almost surely, 2^{101220202101022} is an apocalyptic number.

101220202101022 is a deficient number, since it is larger than the sum of its proper divisors (53889004530146).

101220202101022 is a wasteful number, since it uses less digits than its factorization.

101220202101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6745.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 101220202101022 its reverse (220101202022101), we get a palindrome (321321404123123).

The spelling of 101220202101022 in words is "one hundred one trillion, two hundred twenty billion, two hundred two million, one hundred one thousand, twenty-two".