10102120012201 has 4 divisors (see below), whose sum is σ = 11545280013952. Its totient is φ = 8658960010452.

The previous prime is 10102120012199. The next prime is 10102120012211. The reversal of 10102120012201 is 10221002120101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10102120012201 - 2¹ = 10102120012199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10102120012211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 721580000865 + ... + 721580000878.

It is an arithmetic number, because the mean of its divisors is an integer number (2886320003488).

Almost surely, 2^{10102120012201} is an apocalyptic number.

It is an amenable number.

10102120012201 is a deficient number, since it is larger than the sum of its proper divisors (1443160001751).

10102120012201 is an equidigital number, since it uses as much as digits as its factorization.

10102120012201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443160001750.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10102120012201 its reverse (10221002120101), we get a palindrome (20323122132302).

The spelling of 10102120012201 in words is "ten trillion, one hundred two billion, one hundred twenty million, twelve thousand, two hundred one".