1020315423252 has 12 divisors (see below), whose sum is σ = 2380735987616. Its totient is φ = 340105141080.

The previous prime is 1020315423247. The next prime is 1020315423263. The reversal of 1020315423252 is 2523245130201.

1020315423252 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

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, 42513142624 + ... + 42513142647.

Almost surely, 2^{1020315423252} is an apocalyptic number.

1020315423252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1020315423252 is an abundant number, since it is smaller than the sum of its proper divisors (1360420564364).

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

1020315423252 is a wasteful number, since it uses less digits than its factorization.

1020315423252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85026285278 (or 85026285276 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 1020315423252 in words is "one trillion, twenty billion, three hundred fifteen million, four hundred twenty-three thousand, two hundred fifty-two".