201022212112 has 10 divisors (see below), whose sum is σ = 389480535998. Its totient is φ = 100511106048.

The previous prime is 201022212043. The next prime is 201022212133. The reversal of 201022212112 is 211212220102.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 177473468176 + 23548743936 = 421276^2 + 153456^2 .

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 12563888257 = 201022212112 / (2 + 0 + 1 + 0 + 2 + 2 + 2 + 1 + 2 + 1 + 1 + 2).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6281944113 + ... + 6281944144.

Almost surely, 2^201022212112 is an apocalyptic number.

It is an amenable number.

201022212112 is a deficient number, since it is larger than the sum of its proper divisors (188458323886).

201022212112 is a wasteful number, since it uses less digits than its factorization.

201022212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12563888265 (or 12563888259 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201022212112 its reverse (211212220102), we get a palindrome (412234432214).

The spelling of 201022212112 in words is "two hundred one billion, twenty-two million, two hundred twelve thousand, one hundred twelve".