122112000101021 has 8 divisors (see below), whose sum is σ = 139589712535104. Its totient is φ = 104642572914720.

The previous prime is 122112000100943. The next prime is 122112000101059. The reversal of 122112000101021 is 120101000211221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122112000101021 is a prime.

It is a super-2 number, since 2×122112000101021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122112000100987 and 122112000101005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122112000101321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2071280360 + ... + 2071339313.

It is an arithmetic number, because the mean of its divisors is an integer number (17448714066888).

Almost surely, 2^{122112000101021} is an apocalyptic number.

It is an amenable number.

122112000101021 is a deficient number, since it is larger than the sum of its proper divisors (17477712434083).

122112000101021 is an equidigital number, since it uses as much as digits as its factorization.

122112000101021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4142623891.

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

Adding to 122112000101021 its reverse (120101000211221), we get a palindrome (242213000312242).

The spelling of 122112000101021 in words is "one hundred twenty-two trillion, one hundred twelve billion, one hundred one thousand, twenty-one".