10210542530 has 16 divisors (see below), whose sum is σ = 18381614904. Its totient is φ = 4083630720.

The previous prime is 10210542527. The next prime is 10210542547. The reversal of 10210542530 is 3524501201.

It can be written as a sum of positive squares in 4 ways, for example, as 7603316809 + 2607225721 = 87197^2 + 51061^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10210542496 and 10210542505.

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, 3710 + ... + 142950.

Almost surely, 2^10210542530 is an apocalyptic number.

10210542530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10210542530 is a deficient number, since it is larger than the sum of its proper divisors (8171072374).

10210542530 is a wasteful number, since it uses less digits than its factorization.

10210542530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146581.

The product of its (nonzero) digits is 1200, while the sum is 23.

The spelling of 10210542530 in words is "ten billion, two hundred ten million, five hundred forty-two thousand, five hundred thirty".