101011111122 has 32 divisors (see below), whose sum is σ = 213919968384. Its totient is φ = 31687673600.

The previous prime is 101011111121. The next prime is 101011111163. The reversal of 101011111122 is 221111110101.

It is a junction number, because it is equal to n+sod(n) for n = 101011111098 and 101011111107.

It is not an unprimeable number, because it can be changed into a prime (101011111121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2434672 + ... + 2475812.

It is an arithmetic number, because the mean of its divisors is an integer number (6684999012).

Almost surely, 2^101011111122 is an apocalyptic number.

101011111122 is an abundant number, since it is smaller than the sum of its proper divisors (112908857262).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101011111122 is a wasteful number, since it uses less digits than its factorization.

101011111122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65234.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 101011111122 its reverse (221111110101), we get a palindrome (322122221223).

The spelling of 101011111122 in words is "one hundred one billion, eleven million, one hundred eleven thousand, one hundred twenty-two".