210022136 has 16 divisors (see below), whose sum is σ = 394168200. Its totient is φ = 104910624.

The previous prime is 210022133. The next prime is 210022171. The reversal of 210022136 is 631220012.

210022136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×210022136² = 88218595220004992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210022133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3266 + ... + 20753.

Almost surely, 2^210022136 is an apocalyptic number.

It is an amenable number.

210022136 is a deficient number, since it is larger than the sum of its proper divisors (184146064).

210022136 is a wasteful number, since it uses less digits than its factorization.

210022136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25118 (or 25114 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 210022136 is about 14492.1404906246. The cubic root of 210022136 is about 594.4130794086.

Adding to 210022136 its reverse (631220012), we get a palindrome (841242148).

The spelling of 210022136 in words is "two hundred ten million, twenty-two thousand, one hundred thirty-six".