2116202901 has 8 divisors (see below), whose sum is σ = 2897863584. Its totient is φ = 1372672080.

The previous prime is 2116202899. The next prime is 2116202909. The reversal of 2116202901 is 1092026112.

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

It is not a de Polignac number, because 2116202901 - 2¹ = 2116202899 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116202909) 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, 9532335 + ... + 9532556.

It is an arithmetic number, because the mean of its divisors is an integer number (362232948).

Almost surely, 2^2116202901 is an apocalyptic number.

It is an amenable number.

2116202901 is a deficient number, since it is larger than the sum of its proper divisors (781660683).

2116202901 is a wasteful number, since it uses less digits than its factorization.

2116202901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19064931.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 2116202901 is about 46002.2053927852. The cubic root of 2116202901 is about 1283.8642381037.

The spelling of 2116202901 in words is "two billion, one hundred sixteen million, two hundred two thousand, nine hundred one".