10020020021122 has 8 divisors (see below), whose sum is σ = 15035611187196. Its totient is φ = 5008149625392.

The previous prime is 10020020021107. The next prime is 10020020021171. The reversal of 10020020021122 is 22112002002001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8698069664001 + 1321950357121 = 2949249^2 + 1149761^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10020020021122² (a number of 27 digits) contains 22 as substring.

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, 930185853 + ... + 930196624.

Almost surely, 2^{10020020021122} is an apocalyptic number.

10020020021122 is a deficient number, since it is larger than the sum of its proper divisors (5015591166074).

10020020021122 is a wasteful number, since it uses less digits than its factorization.

10020020021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1860385172.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10020020021122 its reverse (22112002002001), we get a palindrome (32132022023123).

The spelling of 10020020021122 in words is "ten trillion, twenty billion, twenty million, twenty-one thousand, one hundred twenty-two".