100121601711 has 16 divisors (see below), whose sum is σ = 141397311744. Its totient is φ = 62799544704.

The previous prime is 100121601709. The next prime is 100121601719. The reversal of 100121601711 is 117106121001.

It is not a de Polignac number, because 100121601711 - 2¹ = 100121601709 is a prime.

It is a super-2 number, since 2×100121601711² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100121601719) 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, 192765 + ... + 487238.

It is an arithmetic number, because the mean of its divisors is an integer number (8837331984).

Almost surely, 2^100121601711 is an apocalyptic number.

100121601711 is a deficient number, since it is larger than the sum of its proper divisors (41275710033).

100121601711 is a wasteful number, since it uses less digits than its factorization.

100121601711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682910.

The product of its (nonzero) digits is 84, while the sum is 21.

Adding to 100121601711 its reverse (117106121001), we get a palindrome (217227722712).

The spelling of 100121601711 in words is "one hundred billion, one hundred twenty-one million, six hundred one thousand, seven hundred eleven".