2126125000 has 112 divisors (see below), whose sum is σ = 5072981940. Its totient is φ = 835200000.

The previous prime is 2126124997. The next prime is 2126125019. The reversal of 2126125000 is 5216212.

2126125000 is nontrivially palindromic in base 12.

It can be written as a sum of positive squares in 14 ways, for example, as 2011163716 + 114961284 = 44846^2 + 10722^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 9124884 + ... + 9125116.

Almost surely, 2^2126125000 is an apocalyptic number.

2126125000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2126125000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2536490970).

2126125000 is an abundant number, since it is smaller than the sum of its proper divisors (2946856940).

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

2126125000 is an frugal number, since it uses more digits than its factorization.

2126125000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342 (or 313 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2126125000 is about 46109.9230101287. The cubic root of 2126125000 is about 1285.8676330910.

The spelling of 2126125000 in words is "two billion, one hundred twenty-six million, one hundred twenty-five thousand".