101020021220122 has 16 divisors (see below), whose sum is σ = 151643279849472. Its totient is φ = 50472267768720.

The previous prime is 101020021220099. The next prime is 101020021220161. The reversal of 101020021220122 is 221022120020101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101020021220096 and 101020021220105.

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, 29583768 + ... + 32821324.

It is an arithmetic number, because the mean of its divisors is an integer number (9477704990592).

Almost surely, 2^{101020021220122} is an apocalyptic number.

101020021220122 is a deficient number, since it is larger than the sum of its proper divisors (50623258629350).

101020021220122 is a wasteful number, since it uses less digits than its factorization.

101020021220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3249213.

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

Adding to 101020021220122 its reverse (221022120020101), we get a palindrome (322042141240223).

The spelling of 101020021220122 in words is "one hundred one trillion, twenty billion, twenty-one million, two hundred twenty thousand, one hundred twenty-two".