12251335042 has 16 divisors (see below), whose sum is σ = 18433043640. Its totient is φ = 6107004288.

The previous prime is 12251335037. The next prime is 12251335069. The reversal of 12251335042 is 24053315221.

It can be written as a sum of positive squares in 4 ways, for example, as 7396172001 + 4855163041 = 86001^2 + 69679^2 .

It is a super-3 number, since 3×12251335042³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 12251335042.

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, 2354788 + ... + 2359984.

Almost surely, 2^12251335042 is an apocalyptic number.

12251335042 is a deficient number, since it is larger than the sum of its proper divisors (6181708598).

12251335042 is a wasteful number, since it uses less digits than its factorization.

12251335042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8565.

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 12251335042 in words is "twelve billion, two hundred fifty-one million, three hundred thirty-five thousand, forty-two".