1012233551320 has 16 divisors (see below), whose sum is σ = 2277525490560. Its totient is φ = 404893420512.

The previous prime is 1012233551267. The next prime is 1012233551347. The reversal of 1012233551320 is 231553322101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12652919352 + ... + 12652919431.

It is an arithmetic number, because the mean of its divisors is an integer number (142345343160).

Almost surely, 2^{1012233551320} is an apocalyptic number.

1012233551320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012233551320 is an abundant number, since it is smaller than the sum of its proper divisors (1265291939240).

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

1012233551320 is a wasteful number, since it uses less digits than its factorization.

1012233551320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25305838794 (or 25305838790 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 1012233551320 its reverse (231553322101), we get a palindrome (1243786873421).

The spelling of 1012233551320 in words is "one trillion, twelve billion, two hundred thirty-three million, five hundred fifty-one thousand, three hundred twenty".