201222311130 has 64 divisors (see below), whose sum is σ = 536662972800. Its totient is φ = 53652268800.

The previous prime is 201222311123. The next prime is 201222311149. The reversal of 201222311130 is 31113222102.

201222311130 is a `hidden beast` number, since 2 + 0 + 1 + 222 + 311 + 130 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2215105 + ... + 2304155.

It is an arithmetic number, because the mean of its divisors is an integer number (8385358950).

Almost surely, 2^201222311130 is an apocalyptic number.

201222311130 is an abundant number, since it is smaller than the sum of its proper divisors (335440661670).

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

201222311130 is a wasteful number, since it uses less digits than its factorization.

201222311130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97436 (or 97430 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 201222311130 its reverse (31113222102), we get a palindrome (232335533232).

The spelling of 201222311130 in words is "two hundred one billion, two hundred twenty-two million, three hundred eleven thousand, one hundred thirty".