1012131033320 has 64 divisors (see below), whose sum is σ = 2494716537600. Its totient is φ = 366507662080.

The previous prime is 1012131033233. The next prime is 1012131033337. The reversal of 1012131033320 is 233301312101.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1012131033292 and 1012131033301.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4707179 + ... + 4917498.

It is an arithmetic number, because the mean of its divisors is an integer number (38979945900).

Almost surely, 2^{1012131033320} is an apocalyptic number.

1012131033320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012131033320 is an abundant number, since it is smaller than the sum of its proper divisors (1482585504280).

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

1012131033320 is a wasteful number, since it uses less digits than its factorization.

1012131033320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9624938 (or 9624934 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1012131033320 its reverse (233301312101), we get a palindrome (1245432345421).

The spelling of 1012131033320 in words is "one trillion, twelve billion, one hundred thirty-one million, thirty-three thousand, three hundred twenty".