10120070655123 has 48 divisors (see below), whose sum is σ = 15982281832608. Its totient is φ = 5658115161600.

The previous prime is 10120070655109. The next prime is 10120070655133. The reversal of 10120070655123 is 32155607002101.

It is a de Polignac number, because none of the positive numbers 2^k-10120070655123 is a prime.

It is a super-2 number, since 2×10120070655123² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (10120070655133) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7069983 + ... + 8380023.

It is an arithmetic number, because the mean of its divisors is an integer number (332964204846).

Almost surely, 2^{10120070655123} is an apocalyptic number.

10120070655123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10120070655123 is a deficient number, since it is larger than the sum of its proper divisors (5862211177485).

10120070655123 is a wasteful number, since it uses less digits than its factorization.

10120070655123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311716 (or 1311705 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 33.

Adding to 10120070655123 its reverse (32155607002101), we get a palindrome (42275677657224).

The spelling of 10120070655123 in words is "ten trillion, one hundred twenty billion, seventy million, six hundred fifty-five thousand, one hundred twenty-three".