10211836720 has 20 divisors (see below), whose sum is σ = 23742520560. Its totient is φ = 4084734656.

The previous prime is 10211836681. The next prime is 10211836751. The reversal of 10211836720 is 2763811201.

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63823900 + ... + 63824059.

It is an arithmetic number, because the mean of its divisors is an integer number (1187126028).

Almost surely, 2^10211836720 is an apocalyptic number.

10211836720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10211836720 is an abundant number, since it is smaller than the sum of its proper divisors (13530683840).

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

10211836720 is a wasteful number, since it uses less digits than its factorization.

10211836720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127647972 (or 127647966 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 31.

The spelling of 10211836720 in words is "ten billion, two hundred eleven million, eight hundred thirty-six thousand, seven hundred twenty".