10521251126 has 16 divisors (see below), whose sum is σ = 15987451200. Its totient is φ = 5192149248.

The previous prime is 10521251101. The next prime is 10521251149. The reversal of 10521251126 is 62115212501.

It is a super-2 number, since 2×10521251126² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10521251095 and 10521251104.

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, 490196 + ... + 511208.

It is an arithmetic number, because the mean of its divisors is an integer number (999215700).

Almost surely, 2^10521251126 is an apocalyptic number.

10521251126 is a deficient number, since it is larger than the sum of its proper divisors (5466200074).

10521251126 is a wasteful number, since it uses less digits than its factorization.

10521251126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24263.

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 10521251126 its reverse (62115212501), we get a palindrome (72636463627).

The spelling of 10521251126 in words is "ten billion, five hundred twenty-one million, two hundred fifty-one thousand, one hundred twenty-six".