102012054455121 has 8 divisors (see below), whose sum is σ = 136994605503840. Its totient is φ = 67518769854912.

The previous prime is 102012054455093. The next prime is 102012054455131. The reversal of 102012054455121 is 121554450210201.

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

It is not a de Polignac number, because 102012054455121 - 2¹⁰ = 102012054454097 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (102012054455131) 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, 122316611640 + ... + 122316612473.

It is an arithmetic number, because the mean of its divisors is an integer number (17124325687980).

Almost surely, 2^{102012054455121} is an apocalyptic number.

It is an amenable number.

102012054455121 is a deficient number, since it is larger than the sum of its proper divisors (34982551048719).

102012054455121 is a wasteful number, since it uses less digits than its factorization.

102012054455121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244633224255.

The product of its (nonzero) digits is 16000, while the sum is 33.

The spelling of 102012054455121 in words is "one hundred two trillion, twelve billion, fifty-four million, four hundred fifty-five thousand, one hundred twenty-one".