10112122100021 has 8 divisors (see below), whose sum is σ = 10339380678144. Its totient is φ = 9885367982160.

The previous prime is 10112122100011. The next prime is 10112122100111. The reversal of 10112122100021 is 12000122121101.

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

It is a cyclic number.

It is not a de Polignac number, because 10112122100021 - 2²² = 10112117905717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10112122099969 and 10112122100005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10112122100011) 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, 126074525 + ... + 126154706.

It is an arithmetic number, because the mean of its divisors is an integer number (1292422584768).

Almost surely, 2^{10112122100021} is an apocalyptic number.

It is an amenable number.

10112122100021 is a deficient number, since it is larger than the sum of its proper divisors (227258578123).

10112122100021 is an equidigital number, since it uses as much as digits as its factorization.

10112122100021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252230131.

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

Adding to 10112122100021 its reverse (12000122121101), we get a palindrome (22112244221122).

The spelling of 10112122100021 in words is "ten trillion, one hundred twelve billion, one hundred twenty-two million, one hundred thousand, twenty-one".