120125052554 has 128 divisors (see below), whose sum is σ = 217332605952. Its totient is φ = 49269841920.

The previous prime is 120125052547. The next prime is 120125052559. The reversal of 120125052554 is 455250521021.

It is a happy number.

It is a super-2 number, since 2×120125052554² (a number of 23 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 120125052554.

It is not an unprimeable number, because it can be changed into a prime (120125052559) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 100690982 + ... + 100692174.

It is an arithmetic number, because the mean of its divisors is an integer number (1697910984).

Almost surely, 2^120125052554 is an apocalyptic number.

120125052554 is a deficient number, since it is larger than the sum of its proper divisors (97207553398).

120125052554 is a wasteful number, since it uses less digits than its factorization.

120125052554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1440.

The product of its (nonzero) digits is 20000, while the sum is 32.

Adding to 120125052554 its reverse (455250521021), we get a palindrome (575375573575).

The spelling of 120125052554 in words is "one hundred twenty billion, one hundred twenty-five million, fifty-two thousand, five hundred fifty-four".