1051251044120 has 16 divisors (see below), whose sum is σ = 2365314849360. Its totient is φ = 420500417632.

The previous prime is 1051251044101. The next prime is 1051251044141. The reversal of 1051251044120 is 214401521501.

It is a happy number.

It is a super-2 number, since 2×1051251044120² (a number of 25 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 1051251044120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13140638012 + ... + 13140638091.

It is an arithmetic number, because the mean of its divisors is an integer number (147832178085).

Almost surely, 2^{1051251044120} is an apocalyptic number.

1051251044120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1051251044120 is an abundant number, since it is smaller than the sum of its proper divisors (1314063805240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1051251044120 is a wasteful number, since it uses less digits than its factorization.

1051251044120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26281276114 (or 26281276110 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 1051251044120 its reverse (214401521501), we get a palindrome (1265652565621).

The spelling of 1051251044120 in words is "one trillion, fifty-one billion, two hundred fifty-one million, forty-four thousand, one hundred twenty".