121023111003199 has 32 divisors (see below), whose sum is σ = 129783443616000. Its totient is φ = 112523377824000.

The previous prime is 121023111003191. The next prime is 121023111003211. The reversal of 121023111003199 is 991300111320121.

It is not a de Polignac number, because 121023111003199 - 2³ = 121023111003191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121023111003191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 163385224 + ... + 164124274.

It is an arithmetic number, because the mean of its divisors is an integer number (4055732613000).

Almost surely, 2^{121023111003199} is an apocalyptic number.

121023111003199 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

121023111003199 is a deficient number, since it is larger than the sum of its proper divisors (8760332612801).

121023111003199 is a wasteful number, since it uses less digits than its factorization.

121023111003199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739879.

The product of its (nonzero) digits is 2916, while the sum is 34.

The spelling of 121023111003199 in words is "one hundred twenty-one trillion, twenty-three billion, one hundred eleven million, three thousand, one hundred ninety-nine".