202111012232 has 16 divisors (see below), whose sum is σ = 391182604800. Its totient is φ = 97795650960.

The previous prime is 202111012223. The next prime is 202111012247. The reversal of 202111012232 is 232210111202.

It is a super-2 number, since 2×202111012232² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 202111012232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407481632 + ... + 407482127.

It is an arithmetic number, because the mean of its divisors is an integer number (24448912800).

Almost surely, 2^202111012232 is an apocalyptic number.

It is an amenable number.

202111012232 is a deficient number, since it is larger than the sum of its proper divisors (189071592568).

202111012232 is a wasteful number, since it uses less digits than its factorization.

202111012232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814963796 (or 814963792 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 202111012232 its reverse (232210111202), we get a palindrome (434321123434).

The spelling of 202111012232 in words is "two hundred two billion, one hundred eleven million, twelve thousand, two hundred thirty-two".