2011111020122 has 16 divisors (see below), whose sum is σ = 3019445157120. Its totient is φ = 1004629486608.

The previous prime is 2011111020091. The next prime is 2011111020161. The reversal of 2011111020122 is 2210201111102.

It is a junction number, because it is equal to n+sod(n) for n = 2011111020097 and 2011111020106.

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, 24617579 + ... + 24699137.

It is an arithmetic number, because the mean of its divisors is an integer number (188715322320).

Almost surely, 2^{2011111020122} is an apocalyptic number.

2011111020122 is a deficient number, since it is larger than the sum of its proper divisors (1008334136998).

2011111020122 is a wasteful number, since it uses less digits than its factorization.

2011111020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92765.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2011111020122 its reverse (2210201111102), we get a palindrome (4221312131224).

The spelling of 2011111020122 in words is "two trillion, eleven billion, one hundred eleven million, twenty thousand, one hundred twenty-two".