112101122021 has 16 divisors (see below), whose sum is σ = 133696948224. Its totient is φ = 91901337264.

The previous prime is 112101122017. The next prime is 112101122047. The reversal of 112101122021 is 120221101211.

It is a cyclic number.

It is not a de Polignac number, because 112101122021 - 2² = 112101122017 is a prime.

It is a super-2 number, since 2×112101122021² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112101121987 and 112101122005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112101122051) 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, 2710520 + ... + 2751566.

It is an arithmetic number, because the mean of its divisors is an integer number (8356059264).

Almost surely, 2^112101122021 is an apocalyptic number.

It is an amenable number.

112101122021 is a deficient number, since it is larger than the sum of its proper divisors (21595826203).

112101122021 is a wasteful number, since it uses less digits than its factorization.

112101122021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58040.

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

Adding to 112101122021 its reverse (120221101211), we get a palindrome (232322223232).

The spelling of 112101122021 in words is "one hundred twelve billion, one hundred one million, one hundred twenty-two thousand, twenty-one".