10521214124 has 12 divisors (see below), whose sum is σ = 19006064448. Its totient is φ = 5090910000.

The previous prime is 10521214103. The next prime is 10521214127. The reversal of 10521214124 is 42141212501.

It is a super-2 number, since 2×10521214124² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10521214124.

It is not an unprimeable number, because it can be changed into a prime (10521214127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42424127 + ... + 42424374.

It is an arithmetic number, because the mean of its divisors is an integer number (1583838704).

Almost surely, 2^10521214124 is an apocalyptic number.

It is an amenable number.

10521214124 is a deficient number, since it is larger than the sum of its proper divisors (8484850324).

10521214124 is a wasteful number, since it uses less digits than its factorization.

10521214124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84848536 (or 84848534 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 10521214124 its reverse (42141212501), we get a palindrome (52662426625).

The spelling of 10521214124 in words is "ten billion, five hundred twenty-one million, two hundred fourteen thousand, one hundred twenty-four".