121400101134 has 64 divisors (see below), whose sum is σ = 291799233600. Its totient is φ = 37190710656.

The previous prime is 121400101127. The next prime is 121400101159. The reversal of 121400101134 is 431101004121.

121400101134 is a `hidden beast` number, since 121 + 400 + 10 + 1 + 134 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 216829 + ... + 538344.

It is an arithmetic number, because the mean of its divisors is an integer number (4559363025).

Almost surely, 2^121400101134 is an apocalyptic number.

121400101134 is an abundant number, since it is smaller than the sum of its proper divisors (170399132466).

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

121400101134 is a wasteful number, since it uses less digits than its factorization.

121400101134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755426 (or 755420 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 121400101134 its reverse (431101004121), we get a palindrome (552501105255).

The spelling of 121400101134 in words is "one hundred twenty-one billion, four hundred million, one hundred one thousand, one hundred thirty-four".