2001202125 has 64 divisors (see below), whose sum is σ = 3597834240. Its totient is φ = 982003200.

The previous prime is 2001202111. The next prime is 2001202153. The reversal of 2001202125 is 5212021002.

It is not a de Polignac number, because 2001202125 - 2⁴ = 2001202109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2334697 + ... + 2335553.

It is an arithmetic number, because the mean of its divisors is an integer number (56216160).

Almost surely, 2^2001202125 is an apocalyptic number.

2001202125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2001202125 is a deficient number, since it is larger than the sum of its proper divisors (1596632115).

2001202125 is a wasteful number, since it uses less digits than its factorization.

2001202125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367 (or 1357 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 2001202125 is about 44734.7976970948. The cubic root of 2001202125 is about 1260.1734297683.

Adding to 2001202125 its reverse (5212021002), we get a palindrome (7213223127).

The spelling of 2001202125 in words is "two billion, one million, two hundred two thousand, one hundred twenty-five".