2120513050155 has 8 divisors (see below), whose sum is σ = 3392820880272. Its totient is φ = 1130940293408.

The previous prime is 2120513050109. The next prime is 2120513050207. The reversal of 2120513050155 is 5510503150212.

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

It is a cyclic number.

It is not a de Polignac number, because 2120513050155 - 2⁸ = 2120513049899 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70683768324 + ... + 70683768353.

It is an arithmetic number, because the mean of its divisors is an integer number (424102610034).

Almost surely, 2^{2120513050155} is an apocalyptic number.

2120513050155 is a deficient number, since it is larger than the sum of its proper divisors (1272307830117).

2120513050155 is a wasteful number, since it uses less digits than its factorization.

2120513050155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141367536685.

The product of its (nonzero) digits is 7500, while the sum is 30.

The spelling of 2120513050155 in words is "two trillion, one hundred twenty billion, five hundred thirteen million, fifty thousand, one hundred fifty-five".