10012112010121 has 16 divisors (see below), whose sum is σ = 10813630464000. Its totient is φ = 9215075251008.

The previous prime is 10012112010101. The next prime is 10012112010179. The reversal of 10012112010121 is 12101021121001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10012112010121 - 2⁹ = 10012112009609 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (10012112010101) 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, 200542200 + ... + 200592118.

It is an arithmetic number, because the mean of its divisors is an integer number (675851904000).

Almost surely, 2^{10012112010121} is an apocalyptic number.

It is an amenable number.

10012112010121 is a deficient number, since it is larger than the sum of its proper divisors (801518453879).

10012112010121 is a wasteful number, since it uses less digits than its factorization.

10012112010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94488.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10012112010121 its reverse (12101021121001), we get a palindrome (22113133131122).

The spelling of 10012112010121 in words is "ten trillion, twelve billion, one hundred twelve million, ten thousand, one hundred twenty-one".