213233097 has 48 divisors (see below), whose sum is σ = 368807936. Its totient is φ = 107157600.

The previous prime is 213233071. The next prime is 213233099. The reversal of 213233097 is 790332312.

It is not a de Polignac number, because 213233097 - 2¹¹ = 213231049 is a prime.

It is a super-2 number, since 2×213233097² = 90936707312422818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (213233099) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 77418 + ... + 80124.

Almost surely, 2^213233097 is an apocalyptic number.

It is an amenable number.

213233097 is a deficient number, since it is larger than the sum of its proper divisors (155574839).

213233097 is a wasteful number, since it uses less digits than its factorization.

213233097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2770 (or 2759 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 30.

The square root of 213233097 is about 14602.5031073443. The cubic root of 213233097 is about 597.4270349677.

The spelling of 213233097 in words is "two hundred thirteen million, two hundred thirty-three thousand, ninety-seven".