10112212322121 has 32 divisors (see below), whose sum is σ = 17042897014528. Its totient is φ = 5189754343680.

The previous prime is 10112212322087. The next prime is 10112212322129. The reversal of 10112212322121 is 12122321221101.

10112212322121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10112212322121 - 2⁶ = 10112212322057 is a prime.

It is a super-3 number, since 3×10112212322121³ (a number of 40 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (10112212322129) 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, 500544910 + ... + 500565111.

It is an arithmetic number, because the mean of its divisors is an integer number (532590531704).

Almost surely, 2^{10112212322121} is an apocalyptic number.

It is an amenable number.

10112212322121 is a deficient number, since it is larger than the sum of its proper divisors (6930684692407).

10112212322121 is a wasteful number, since it uses less digits than its factorization.

10112212322121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001110081.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 10112212322121 its reverse (12122321221101), we get a palindrome (22234533543222).

The spelling of 10112212322121 in words is "ten trillion, one hundred twelve billion, two hundred twelve million, three hundred twenty-two thousand, one hundred twenty-one".