223154404120402 has 8 divisors (see below), whose sum is σ = 334731711058416. Its totient is φ = 111577167100932.

The previous prime is 223154404120393. The next prime is 223154404120421. The reversal of 223154404120402 is 204021404451322.

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

It is a super-3 number, since 3×223154404120402³ (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8597968 + ... + 22808635.

It is an arithmetic number, because the mean of its divisors is an integer number (41841463882302).

Almost surely, 2^{223154404120402} is an apocalyptic number.

223154404120402 is a deficient number, since it is larger than the sum of its proper divisors (111577306938014).

223154404120402 is a wasteful number, since it uses less digits than its factorization.

223154404120402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34959272.

The product of its (nonzero) digits is 61440, while the sum is 34.

Adding to 223154404120402 its reverse (204021404451322), we get a palindrome (427175808571724).

The spelling of 223154404120402 in words is "two hundred twenty-three trillion, one hundred fifty-four billion, four hundred four million, one hundred twenty thousand, four hundred two".