101123331232121 has 8 divisors (see below), whose sum is σ = 110363646567744. Its totient is φ = 91890896767120.

The previous prime is 101123331231931. The next prime is 101123331232123. The reversal of 101123331232121 is 121232133321101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-101123331232121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (101123331232123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1970190821 + ... + 1970242146.

It is an arithmetic number, because the mean of its divisors is an integer number (13795455820968).

Almost surely, 2^{101123331232121} is an apocalyptic number.

101123331232121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

101123331232121 is a deficient number, since it is larger than the sum of its proper divisors (9240315335623).

101123331232121 is a wasteful number, since it uses less digits than its factorization.

101123331232121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3940435311.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 101123331232121 its reverse (121232133321101), we get a palindrome (222355464553222).

The spelling of 101123331232121 in words is "one hundred one trillion, one hundred twenty-three billion, three hundred thirty-one million, two hundred thirty-two thousand, one hundred twenty-one".