10122112010121 has 32 divisors (see below), whose sum is σ = 14336071099392. Its totient is φ = 6338990180160.

The previous prime is 10122112010081. The next prime is 10122112010137. The reversal of 10122112010121 is 12101021122101.

It is a happy number.

It is not a de Polignac number, because 10122112010121 - 2⁶ = 10122112010057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10122112010121.

It is not an unprimeable number, because it can be changed into a prime (10122112010141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 836346 + ... + 4576428.

It is an arithmetic number, because the mean of its divisors is an integer number (448002221856).

Almost surely, 2^{10122112010121} is an apocalyptic number.

It is an amenable number.

10122112010121 is a deficient number, since it is larger than the sum of its proper divisors (4213959089271).

10122112010121 is a wasteful number, since it uses less digits than its factorization.

10122112010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3740813.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10122112010121 its reverse (12101021122101), we get a palindrome (22223133132222).

The spelling of 10122112010121 in words is "ten trillion, one hundred twenty-two billion, one hundred twelve million, ten thousand, one hundred twenty-one".