101420126051 has 4 divisors (see below), whose sum is σ = 103893787704. Its totient is φ = 98946464400.

The previous prime is 101420126029. The next prime is 101420126111. The reversal of 101420126051 is 150621024101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 150621024101 = 5431 ⋅27733571.

It is not a de Polignac number, because 101420126051 - 2³⁰ = 100346384227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101420122051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1236830765 + ... + 1236830846.

It is an arithmetic number, because the mean of its divisors is an integer number (25973446926).

Almost surely, 2^101420126051 is an apocalyptic number.

101420126051 is a deficient number, since it is larger than the sum of its proper divisors (2473661653).

101420126051 is an equidigital number, since it uses as much as digits as its factorization.

101420126051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2473661652.

The product of its (nonzero) digits is 480, while the sum is 23.

The spelling of 101420126051 in words is "one hundred one billion, four hundred twenty million, one hundred twenty-six thousand, fifty-one".