10223506994 has 4 divisors (see below), whose sum is σ = 15335260494. Its totient is φ = 5111753496.

The previous prime is 10223506939. The next prime is 10223507017. The reversal of 10223506994 is 49960532201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9342189025 + 881317969 = 96655^2 + 29687^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555876747 + ... + 2555876750.

Almost surely, 2^10223506994 is an apocalyptic number.

10223506994 is a deficient number, since it is larger than the sum of its proper divisors (5111753500).

10223506994 is an equidigital number, since it uses as much as digits as its factorization.

10223506994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5111753499.

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 10223506994 in words is "ten billion, two hundred twenty-three million, five hundred six thousand, nine hundred ninety-four".