101200022012 has 96 divisors (see below), whose sum is σ = 194273882880. Its totient is φ = 45966735360.

The previous prime is 101200022003. The next prime is 101200022017. The reversal of 101200022012 is 210220002101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101200021984 and 101200022002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101200022017) 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, 41525258 + ... + 41527694.

It is an arithmetic number, because the mean of its divisors is an integer number (2023686280).

Almost surely, 2^101200022012 is an apocalyptic number.

It is an amenable number.

101200022012 is a deficient number, since it is larger than the sum of its proper divisors (93073860868).

101200022012 is a wasteful number, since it uses less digits than its factorization.

101200022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2731 (or 2729 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 101200022012 its reverse (210220002101), we get a palindrome (311420024113).

The spelling of 101200022012 in words is "one hundred one billion, two hundred million, twenty-two thousand, twelve".