10090919002 has 4 divisors (see below), whose sum is σ = 15136378506. Its totient is φ = 5045459500.

The previous prime is 10090918997. The next prime is 10090919009. The reversal of 10090919002 is 20091909001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20091909001 = 41 ⋅490046561.

It can be written as a sum of positive squares in only one way, i.e., 8071405281 + 2019513721 = 89841^2 + 44939^2 .

It is not an unprimeable number, because it can be changed into a prime (10090919009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2522729749 + ... + 2522729752.

Almost surely, 2^10090919002 is an apocalyptic number.

10090919002 is a deficient number, since it is larger than the sum of its proper divisors (5045459504).

10090919002 is an equidigital number, since it uses as much as digits as its factorization.

10090919002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5045459503.

The product of its (nonzero) digits is 1458, while the sum is 31.

It can be divided in two parts, 100909 and 19002, that added together give a palindrome (119911).

The spelling of 10090919002 in words is "ten billion, ninety million, nine hundred nineteen thousand, two".