1220201011022 has 64 divisors (see below), whose sum is σ = 2130711091200. Its totient is φ = 513295211520.

The previous prime is 1220201011013. The next prime is 1220201011061. The reversal of 1220201011022 is 2201101020221.

It is a super-2 number, since 2×1220201011022² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 1220201010988 and 1220201011006.

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, 146075198 + ... + 146083550.

It is an arithmetic number, because the mean of its divisors is an integer number (33292360800).

Almost surely, 2^{1220201011022} is an apocalyptic number.

1220201011022 is a deficient number, since it is larger than the sum of its proper divisors (910510080178).

1220201011022 is a wasteful number, since it uses less digits than its factorization.

1220201011022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9201.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1220201011022 its reverse (2201101020221), we get a palindrome (3421302031243).

The spelling of 1220201011022 in words is "one trillion, two hundred twenty billion, two hundred one million, eleven thousand, twenty-two".