2145200351052 has 48 divisors (see below), whose sum is σ = 5467361582592. Its totient is φ = 649245046080.

The previous prime is 2145200350981. The next prime is 2145200351081. The reversal of 2145200351052 is 2501530025412.

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, 10090228 + ... + 10300635.

It is an arithmetic number, because the mean of its divisors is an integer number (113903366304).

Almost surely, 2^{2145200351052} is an apocalyptic number.

2145200351052 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2145200351052 is an abundant number, since it is smaller than the sum of its proper divisors (3322161231540).

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

2145200351052 is a wasteful number, since it uses less digits than its factorization.

2145200351052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20391678 (or 20391676 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 2145200351052 its reverse (2501530025412), we get a palindrome (4646730376464).

The spelling of 2145200351052 in words is "two trillion, one hundred forty-five billion, two hundred million, three hundred fifty-one thousand, fifty-two".