2101269672 has 48 divisors (see below), whose sum is σ = 5731908000. Its totient is φ = 695380896.

The previous prime is 2101269671. The next prime is 2101269697. The reversal of 2101269672 is 2769621012.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2101269671) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94972 + ... + 114987.

It is an arithmetic number, because the mean of its divisors is an integer number (119414750).

Almost surely, 2^2101269672 is an apocalyptic number.

It is an amenable number.

2101269672 is an abundant number, since it is smaller than the sum of its proper divisors (3630638328).

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

2101269672 is a wasteful number, since it uses less digits than its factorization.

2101269672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210110 (or 210103 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 2101269672 is about 45839.6081135081. The cubic root of 2101269672 is about 1280.8371948193.

The spelling of 2101269672 in words is "two billion, one hundred one million, two hundred sixty-nine thousand, six hundred seventy-two".