2145222425332 has 24 divisors (see below), whose sum is σ = 4290838971776. Its totient is φ = 919296584928.

The previous prime is 2145222425321. The next prime is 2145222425371. The reversal of 2145222425332 is 2335242225412.

It is a junction number, because it is equal to n+sod(n) for n = 2145222425291 and 2145222425300.

It is a congruent number.

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, 3208203 + ... + 3818770.

Almost surely, 2^{2145222425332} is an apocalyptic number.

It is an amenable number.

2145222425332 is an abundant number, since it is smaller than the sum of its proper divisors (2145616546444).

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

2145222425332 is a wasteful number, since it uses less digits than its factorization.

2145222425332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7037887 (or 7037885 counting only the distinct ones).

The product of its digits is 230400, while the sum is 37.

The spelling of 2145222425332 in words is "two trillion, one hundred forty-five billion, two hundred twenty-two million, four hundred twenty-five thousand, three hundred thirty-two".