223100420402 has 8 divisors (see below), whose sum is σ = 336782163756. Its totient is φ = 110839699152.

The previous prime is 223100420381. The next prime is 223100420423. The reversal of 223100420402 is 204024001322.

It is an interprime number because it is at equal distance from previous prime (223100420381) and next prime (223100420423).

It can be written as a sum of positive squares in 2 ways, for example, as 216291035041 + 6809385361 = 465071^2 + 82519^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×223100420402³ (a number of 35 digits) contains 333 as substring.

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, 355255133 + ... + 355255760.

Almost surely, 2^223100420402 is an apocalyptic number.

223100420402 is a deficient number, since it is larger than the sum of its proper divisors (113681743354).

223100420402 is a wasteful number, since it uses less digits than its factorization.

223100420402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710511052.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 223100420402 its reverse (204024001322), we get a palindrome (427124421724).

The spelling of 223100420402 in words is "two hundred twenty-three billion, one hundred million, four hundred twenty thousand, four hundred two".