10221770402 has 16 divisors (see below), whose sum is σ = 15452942400. Its totient is φ = 5070902928.

The previous prime is 10221770401. The next prime is 10221770437. The reversal of 10221770402 is 20407712201.

It is not an unprimeable number, because it can be changed into a prime (10221770401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154724 + ... + 210672.

It is an arithmetic number, because the mean of its divisors is an integer number (965808900).

Almost surely, 2^10221770402 is an apocalyptic number.

10221770402 is a deficient number, since it is larger than the sum of its proper divisors (5231171998).

10221770402 is a wasteful number, since it uses less digits than its factorization.

10221770402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56665.

The product of its (nonzero) digits is 1568, while the sum is 26.

The spelling of 10221770402 in words is "ten billion, two hundred twenty-one million, seven hundred seventy thousand, four hundred two".