2011111020022 has 32 divisors (see below), whose sum is σ = 3304071943200. Its totient is φ = 912392391168.

The previous prime is 2011111020007. The next prime is 2011111020031. The reversal of 2011111020022 is 2200201111102.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 2011111019984 and 2011111020011.

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, 19517854 + ... + 19620622.

It is an arithmetic number, because the mean of its divisors is an integer number (103252248225).

Almost surely, 2^{2011111020022} is an apocalyptic number.

2011111020022 is a deficient number, since it is larger than the sum of its proper divisors (1292960923178).

2011111020022 is a wasteful number, since it uses less digits than its factorization.

2011111020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115600.

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

Adding to 2011111020022 its reverse (2200201111102), we get a palindrome (4211312131124).

The spelling of 2011111020022 in words is "two trillion, eleven billion, one hundred eleven million, twenty thousand, twenty-two".