121967500134 has 16 divisors (see below), whose sum is σ = 244078765488. Its totient is φ = 40631872512.

The previous prime is 121967500133. The next prime is 121967500169. The reversal of 121967500134 is 431005769121.

It is a junction number, because it is equal to n+sod(n) for n = 121967500092 and 121967500101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121967500133) 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, 5979187 + ... + 5999550.

It is an arithmetic number, because the mean of its divisors is an integer number (15254922843).

Almost surely, 2^121967500134 is an apocalyptic number.

121967500134 is an abundant number, since it is smaller than the sum of its proper divisors (122111265354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121967500134 is a wasteful number, since it uses less digits than its factorization.

121967500134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11980439.

The product of its (nonzero) digits is 45360, while the sum is 39.

The spelling of 121967500134 in words is "one hundred twenty-one billion, nine hundred sixty-seven million, five hundred thousand, one hundred thirty-four".