1012312113210 has 96 divisors (see below), whose sum is σ = 2756518756992. Its totient is φ = 267277060800.

The previous prime is 1012312113209. The next prime is 1012312113277. The reversal of 1012312113210 is 123112132101.

1012312113210 is a `hidden beast` number, since 10 + 1 + 231 + 211 + 3 + 210 = 666.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1816894 + ... + 2307753.

It is an arithmetic number, because the mean of its divisors is an integer number (28713737052).

Almost surely, 2^{1012312113210} is an apocalyptic number.

1012312113210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012312113210 is an abundant number, since it is smaller than the sum of its proper divisors (1744206643782).

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

1012312113210 is a wasteful number, since it uses less digits than its factorization.

1012312113210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4124770 (or 4124758 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1012312113210 its reverse (123112132101), we get a palindrome (1135424245311).

The spelling of 1012312113210 in words is "one trillion, twelve billion, three hundred twelve million, one hundred thirteen thousand, two hundred ten".