10001002221202 has 48 divisors (see below), whose sum is σ = 16827504647040. Its totient is φ = 4444584452352.

The previous prime is 10001002221193. The next prime is 10001002221229. The reversal of 10001002221202 is 20212220010001.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2044903 + ... + 4917685.

It is an arithmetic number, because the mean of its divisors is an integer number (350573013480).

Almost surely, 2^{10001002221202} is an apocalyptic number.

10001002221202 is a deficient number, since it is larger than the sum of its proper divisors (6826502425838).

10001002221202 is a wasteful number, since it uses less digits than its factorization.

10001002221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2873155 (or 2873138 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10001002221202 its reverse (20212220010001), we get a palindrome (30213222231203).

The spelling of 10001002221202 in words is "ten trillion, one billion, two million, two hundred twenty-one thousand, two hundred two".