20111001010022 has 32 divisors (see below), whose sum is σ = 32498489973600. Its totient is φ = 9278718801408.

The previous prime is 20111001010019. The next prime is 20111001010129. The reversal of 20111001010022 is 22001010011102.

It is a junction number, because it is equal to n+sod(n) for n = 20111001009985 and 20111001010012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1291725854 + ... + 1291741422.

It is an arithmetic number, because the mean of its divisors is an integer number (1015577811675).

Almost surely, 2^{20111001010022} is an apocalyptic number.

20111001010022 is a deficient number, since it is larger than the sum of its proper divisors (12387488963578).

20111001010022 is a wasteful number, since it uses less digits than its factorization.

20111001010022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29960.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20111001010022 its reverse (22001010011102), we get a palindrome (42112011021124).

The spelling of 20111001010022 in words is "twenty trillion, one hundred eleven billion, one million, ten thousand, twenty-two".