10512021045 has 16 divisors (see below), whose sum is σ = 16821668160. Its totient is φ = 5605599744.

The previous prime is 10512021029. The next prime is 10512021053. The reversal of 10512021045 is 54012021501.

It is not a de Polignac number, because 10512021045 - 2⁴ = 10512021029 is a prime.

It is a super-2 number, since 2×10512021045² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64866 + ... + 158844.

It is an arithmetic number, because the mean of its divisors is an integer number (1051354260).

Almost surely, 2^10512021045 is an apocalyptic number.

10512021045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10512021045 is a deficient number, since it is larger than the sum of its proper divisors (6309647115).

10512021045 is an equidigital number, since it uses as much as digits as its factorization.

10512021045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101444.

The product of its (nonzero) digits is 400, while the sum is 21.

Adding to 10512021045 its reverse (54012021501), we get a palindrome (64524042546).

The spelling of 10512021045 in words is "ten billion, five hundred twelve million, twenty-one thousand, forty-five".