1352021011512 has 64 divisors (see below), whose sum is σ = 3666168928800. Its totient is φ = 413817999360.

The previous prime is 1352021011511. The next prime is 1352021011591. The reversal of 1352021011512 is 2151101202531.

It is a super-2 number, since 2×1352021011512² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1352021011511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40395187 + ... + 40428642.

Almost surely, 2^{1352021011512} is an apocalyptic number.

1352021011512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1352021011512 is an abundant number, since it is smaller than the sum of its proper divisors (2314147917288).

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

1352021011512 is a wasteful number, since it uses less digits than its factorization.

1352021011512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80823896 (or 80823892 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 24.

The spelling of 1352021011512 in words is "one trillion, three hundred fifty-two billion, twenty-one million, eleven thousand, five hundred twelve".