112012210121001 has 16 divisors (see below), whose sum is σ = 150795041874624. Its totient is φ = 73952552165184.

The previous prime is 112012210120939. The next prime is 112012210121047. The reversal of 112012210121001 is 100121012210211.

It is a happy number.

It is not a de Polignac number, because 112012210121001 - 2¹³ = 112012210112809 is a prime.

It is a super-2 number, since 2×112012210121001² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112012210121101) 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, 56474530 + ... + 58424283.

It is an arithmetic number, because the mean of its divisors is an integer number (9424690117164).

Almost surely, 2^{112012210121001} is an apocalyptic number.

It is an amenable number.

112012210121001 is a deficient number, since it is larger than the sum of its proper divisors (38782831753623).

112012210121001 is a wasteful number, since it uses less digits than its factorization.

112012210121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114901960.

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

Adding to 112012210121001 its reverse (100121012210211), we get a palindrome (212133222331212).

The spelling of 112012210121001 in words is "one hundred twelve trillion, twelve billion, two hundred ten million, one hundred twenty-one thousand, one".