102120012012201 has 8 divisors (see below), whose sum is σ = 136165067881440. Its totient is φ = 68077482075552.

The previous prime is 102120012012173. The next prime is 102120012012217. The reversal of 102120012012201 is 102210210021201.

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

It is not a de Polignac number, because 102120012012201 - 2²³ = 102120003623593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102120012012401) 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, 631388811 + ... + 631550528.

It is an arithmetic number, because the mean of its divisors is an integer number (17020633485180).

Almost surely, 2^{102120012012201} is an apocalyptic number.

It is an amenable number.

102120012012201 is a deficient number, since it is larger than the sum of its proper divisors (34045055869239).

102120012012201 is a wasteful number, since it uses less digits than its factorization.

102120012012201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262966295.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102120012012201 its reverse (102210210021201), we get a palindrome (204330222033402).

The spelling of 102120012012201 in words is "one hundred two trillion, one hundred twenty billion, twelve million, twelve thousand, two hundred one".