120203112112 has 10 divisors (see below), whose sum is σ = 232893529748. Its totient is φ = 60101556048.

The previous prime is 120203112067. The next prime is 120203112137. The reversal of 120203112112 is 211211302021.

It is a super-2 number, since 2×120203112112² (a number of 23 digits) contains 22 as substring.

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: 7512694507 = 120203112112 / (1 + 2 + 0 + 2 + 0 + 3 + 1 + 1 + 2 + 1 + 1 + 2).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3756347238 + ... + 3756347269.

Almost surely, 2^120203112112 is an apocalyptic number.

It is an amenable number.

120203112112 is a deficient number, since it is larger than the sum of its proper divisors (112690417636).

120203112112 is an equidigital number, since it uses as much as digits as its factorization.

120203112112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7512694515 (or 7512694509 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 120203112112 its reverse (211211302021), we get a palindrome (331414414133).

The spelling of 120203112112 in words is "one hundred twenty billion, two hundred three million, one hundred twelve thousand, one hundred twelve".