2120245545002 has 8 divisors (see below), whose sum is σ = 3425012034276. Its totient is φ = 978574866912.

The previous prime is 2120245544903. The next prime is 2120245545053. The reversal of 2120245545002 is 2005455420212.

It can be written as a sum of positive squares in 2 ways, for example, as 1580504066761 + 539741478241 = 1257181^2 + 734671^2 .

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

It is a super-2 number, since 2×2120245545002² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2120245545002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40773952763 + ... + 40773952814.

Almost surely, 2^{2120245545002} is an apocalyptic number.

2120245545002 is a deficient number, since it is larger than the sum of its proper divisors (1304766489274).

2120245545002 is a wasteful number, since it uses less digits than its factorization.

2120245545002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81547905592.

The product of its (nonzero) digits is 32000, while the sum is 32.

The spelling of 2120245545002 in words is "two trillion, one hundred twenty billion, two hundred forty-five million, five hundred forty-five thousand, two".