2120994258003 has 96 divisors (see below), whose sum is σ = 3441801984000. Its totient is φ = 1286000089920.

The previous prime is 2120994257971. The next prime is 2120994258011. The reversal of 2120994258003 is 3008524990212.

2120994258003 is a `hidden beast` number, since 2 + 1 + 20 + 9 + 9 + 42 + 580 + 0 + 3 = 666.

It is not a de Polignac number, because 2120994258003 - 2⁵ = 2120994257971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2120994258003.

It is not an unprimeable number, because it can be changed into a prime (2120994258403) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 256495353 + ... + 256503621.

It is an arithmetic number, because the mean of its divisors is an integer number (35852104000).

Almost surely, 2^{2120994258003} is an apocalyptic number.

2120994258003 is a deficient number, since it is larger than the sum of its proper divisors (1320807725997).

2120994258003 is a wasteful number, since it uses less digits than its factorization.

2120994258003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8582 (or 8449 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 2120994258003 in words is "two trillion, one hundred twenty billion, nine hundred ninety-four million, two hundred fifty-eight thousand, three".