20020111100122 has 16 divisors (see below), whose sum is σ = 34320279755520. Its totient is φ = 8580025289808.

The previous prime is 20020111100113. The next prime is 20020111100147. The reversal of 20020111100122 is 22100111102002.

It is a super-2 number, since 2×20020111100122² (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 7 ways as a sum of consecutive naturals, for example, 4450704 + ... + 7736212.

It is an arithmetic number, because the mean of its divisors is an integer number (2145017484720).

Almost surely, 2^{20020111100122} is an apocalyptic number.

20020111100122 is a deficient number, since it is larger than the sum of its proper divisors (14300168655398).

20020111100122 is a wasteful number, since it uses less digits than its factorization.

20020111100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3720765.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20020111100122 its reverse (22100111102002), we get a palindrome (42120222202124).

The spelling of 20020111100122 in words is "twenty trillion, twenty billion, one hundred eleven million, one hundred thousand, one hundred twenty-two".