2145253411002 has 32 divisors (see below), whose sum is σ = 4620773642688. Its totient is φ = 660045424896.

The previous prime is 2145253410991. The next prime is 2145253411027. The reversal of 2145253411002 is 2001143525412.

It is a super-2 number, since 2×2145253411002² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 938473 + ... + 2274035.

It is an arithmetic number, because the mean of its divisors is an integer number (144399176334).

Almost surely, 2^{2145253411002} is an apocalyptic number.

2145253411002 is an abundant number, since it is smaller than the sum of its proper divisors (2475520231686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2145253411002 is a wasteful number, since it uses less digits than its factorization.

2145253411002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356174.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 2145253411002 its reverse (2001143525412), we get a palindrome (4146396936414).

The spelling of 2145253411002 in words is "two trillion, one hundred forty-five billion, two hundred fifty-three million, four hundred eleven thousand, two".