101120002123 has 16 divisors (see below), whose sum is σ = 122372411904. Its totient is φ = 81569992320.

The previous prime is 101120002013. The next prime is 101120002189. The reversal of 101120002123 is 321200021101.

It is a cyclic number.

It is not a de Polignac number, because 101120002123 - 2⁹ = 101120001611 is a prime.

It is a super-3 number, since 3×101120002123³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101120005123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2619186 + ... + 2657512.

It is an arithmetic number, because the mean of its divisors is an integer number (7648275744).

Almost surely, 2^101120002123 is an apocalyptic number.

101120002123 is a deficient number, since it is larger than the sum of its proper divisors (21252409781).

101120002123 is a wasteful number, since it uses less digits than its factorization.

101120002123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60522.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 101120002123 its reverse (321200021101), we get a palindrome (422320023224).

The spelling of 101120002123 in words is "one hundred one billion, one hundred twenty million, two thousand, one hundred twenty-three".