1012266112250 has 64 divisors (see below), whose sum is σ = 1929450481920. Its totient is φ = 397554040000.

The previous prime is 1012266112177. The next prime is 1012266112283. The reversal of 1012266112250 is 522116622101.

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, 12067955 + ... + 12151545.

It is an arithmetic number, because the mean of its divisors is an integer number (30147663780).

Almost surely, 2^{1012266112250} is an apocalyptic number.

1012266112250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012266112250 is a deficient number, since it is larger than the sum of its proper divisors (917184369670).

1012266112250 is an equidigital number, since it uses as much as digits as its factorization.

1012266112250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84488 (or 84478 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The spelling of 1012266112250 in words is "one trillion, twelve billion, two hundred sixty-six million, one hundred twelve thousand, two hundred fifty".