201020222012112 has 120 divisors (see below), whose sum is σ = 614119608516960. Its totient is φ = 63480070085760.

The previous prime is 201020222012089. The next prime is 201020222012201. The reversal of 201020222012112 is 211210222020102.

It is a happy number.

201020222012112 is a `hidden beast` number, since 20 + 10 + 202 + 220 + 1 + 211 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1360524339 + ... + 1360672082.

It is an arithmetic number, because the mean of its divisors is an integer number (5117663404308).

Almost surely, 2^{201020222012112} is an apocalyptic number.

It is an amenable number.

201020222012112 is an abundant number, since it is smaller than the sum of its proper divisors (413099386504848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201020222012112 is a wasteful number, since it uses less digits than its factorization.

201020222012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2721196463 (or 2721196445 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 201020222012112 its reverse (211210222020102), we get a palindrome (412230444032214).

The spelling of 201020222012112 in words is "two hundred one trillion, twenty billion, two hundred twenty-two million, twelve thousand, one hundred twelve".