1023512035252 has 24 divisors (see below), whose sum is σ = 2047068761024. Its totient is φ = 438638438592.

The previous prime is 1023512035199. The next prime is 1023512035261. The reversal of 1023512035252 is 2525302153201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 991408 + ... + 1740664.

Almost surely, 2^{1023512035252} is an apocalyptic number.

It is an amenable number.

1023512035252 is an abundant number, since it is smaller than the sum of its proper divisors (1023556725772).

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

1023512035252 is a wasteful number, since it uses less digits than its factorization.

1023512035252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798055 (or 798053 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 1023512035252 its reverse (2525302153201), we get a palindrome (3548814188453).

The spelling of 1023512035252 in words is "one trillion, twenty-three billion, five hundred twelve million, thirty-five thousand, two hundred fifty-two".