2145125322002 has 8 divisors (see below), whose sum is σ = 3465202443276. Its totient is φ = 990057840912.

The previous prime is 2145125322001. The next prime is 2145125322019. The reversal of 2145125322002 is 2002235215412.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2099858929921 + 45266392081 = 1449089^2 + 212759^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2145125322001) 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, 41252410013 + ... + 41252410064.

Almost surely, 2^{2145125322002} is an apocalyptic number.

2145125322002 is a deficient number, since it is larger than the sum of its proper divisors (1320077121274).

2145125322002 is a wasteful number, since it uses less digits than its factorization.

2145125322002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82504820092.

The product of its (nonzero) digits is 9600, while the sum is 29.

The spelling of 2145125322002 in words is "two trillion, one hundred forty-five billion, one hundred twenty-five million, three hundred twenty-two thousand, two".