121122323019 has 12 divisors (see below), whose sum is σ = 175842562896. Its totient is φ = 80338324752.

The previous prime is 121122323017. The next prime is 121122323107. The reversal of 121122323019 is 910323221121.

121122323019 is a `hidden beast` number, since 12 + 112 + 232 + 301 + 9 = 666.

It is not a de Polignac number, because 121122323019 - 2¹ = 121122323017 is a prime.

It is a super-2 number, since 2×121122323019² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121122322983 and 121122323001.

It is not an unprimeable number, because it can be changed into a prime (121122323017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34155679 + ... + 34159224.

It is an arithmetic number, because the mean of its divisors is an integer number (14653546908).

Almost surely, 2^121122323019 is an apocalyptic number.

121122323019 is a deficient number, since it is larger than the sum of its proper divisors (54720239877).

121122323019 is a wasteful number, since it uses less digits than its factorization.

121122323019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68315106 (or 68315103 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The spelling of 121122323019 in words is "one hundred twenty-one billion, one hundred twenty-two million, three hundred twenty-three thousand, nineteen".