121131550423133 has 8 divisors (see below), whose sum is σ = 121462033322880. Its totient is φ = 120801069829440.

The previous prime is 121131550423129. The next prime is 121131550423157. The reversal of 121131550423133 is 331324055131121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121131550423133 - 2² = 121131550423129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121131550423093 and 121131550423102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121131550423123) 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, 194393813 + ... + 195015941.

It is an arithmetic number, because the mean of its divisors is an integer number (15182754165360).

Almost surely, 2^{121131550423133} is an apocalyptic number.

It is an amenable number.

121131550423133 is a deficient number, since it is larger than the sum of its proper divisors (330482899747).

121131550423133 is an equidigital number, since it uses as much as digits as its factorization.

121131550423133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153027.

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 121131550423133 in words is "one hundred twenty-one trillion, one hundred thirty-one billion, five hundred fifty million, four hundred twenty-three thousand, one hundred thirty-three".