130122145251 has 32 divisors (see below), whose sum is σ = 224046758400. Its totient is φ = 73095242400.

The previous prime is 130122145079. The next prime is 130122145253. The reversal of 130122145251 is 152541221031.

It is a happy number.

130122145251 is a `hidden beast` number, since 1 + 3 + 0 + 122 + 14 + 525 + 1 = 666.

It is not a de Polignac number, because 130122145251 - 2¹³ = 130122137059 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (130122145253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5823400 + ... + 5845701.

It is an arithmetic number, because the mean of its divisors is an integer number (7001461200).

Almost surely, 2^130122145251 is an apocalyptic number.

130122145251 is a deficient number, since it is larger than the sum of its proper divisors (93924613149).

130122145251 is a wasteful number, since it uses less digits than its factorization.

130122145251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11669176 (or 11669170 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 130122145251 its reverse (152541221031), we get a palindrome (282663366282).

The spelling of 130122145251 in words is "one hundred thirty billion, one hundred twenty-two million, one hundred forty-five thousand, two hundred fifty-one".