2121060453206 has 8 divisors (see below), whose sum is σ = 3181607775864. Its totient is φ = 1060524527920.

The previous prime is 2121060453181. The next prime is 2121060453209. The reversal of 2121060453206 is 6023540601212.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121060453209) 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, 2367815 + ... + 3138258.

It is an arithmetic number, because the mean of its divisors is an integer number (397700971983).

Almost surely, 2^{2121060453206} is an apocalyptic number.

2121060453206 is a deficient number, since it is larger than the sum of its proper divisors (1060547322658).

2121060453206 is a wasteful number, since it uses less digits than its factorization.

2121060453206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5698686.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 2121060453206 in words is "two trillion, one hundred twenty-one billion, sixty million, four hundred fifty-three thousand, two hundred six".