402223011 has 16 divisors (see below), whose sum is σ = 578914560. Its totient is φ = 247644320.

The previous prime is 402222991. The next prime is 402223021. The reversal of 402223011 is 110322204.

It is a cyclic number.

It is not a de Polignac number, because 402223011 - 2¹⁹ = 401698723 is a prime.

It is a super-2 number, since 2×402223011² = 323566701155812242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (402223021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98505 + ... + 102506.

It is an arithmetic number, because the mean of its divisors is an integer number (36182160).

Almost surely, 2^402223011 is an apocalyptic number.

402223011 is a deficient number, since it is larger than the sum of its proper divisors (176691549).

402223011 is a wasteful number, since it uses less digits than its factorization.

402223011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201066.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 402223011 is about 20055.4982735408. The cubic root of 402223011 is about 738.1687193659.

Adding to 402223011 its reverse (110322204), we get a palindrome (512545215).

The spelling of 402223011 in words is "four hundred two million, two hundred twenty-three thousand, eleven".