1023551030512 has 20 divisors (see below), whose sum is σ = 1990447953376. Its totient is φ = 509887042560.

The previous prime is 1023551030483. The next prime is 1023551030563. The reversal of 1023551030512 is 2150301553201.

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, 118025073 + ... + 118033744.

Almost surely, 2^{1023551030512} is an apocalyptic number.

It is an amenable number.

1023551030512 is a deficient number, since it is larger than the sum of its proper divisors (966896922864).

1023551030512 is a wasteful number, since it uses less digits than its factorization.

1023551030512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236059096 (or 236059090 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 1023551030512 its reverse (2150301553201), we get a palindrome (3173852583713).

The spelling of 1023551030512 in words is "one trillion, twenty-three billion, five hundred fifty-one million, thirty thousand, five hundred twelve".