202122153 has 24 divisors (see below), whose sum is σ = 296120448. Its totient is φ = 132838272.

The previous prime is 202122149. The next prime is 202122203. The reversal of 202122153 is 351221202.

It is not a de Polignac number, because 202122153 - 2² = 202122149 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202122113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 312076 + ... + 312722.

It is an arithmetic number, because the mean of its divisors is an integer number (12338352).

Almost surely, 2^202122153 is an apocalyptic number.

It is an amenable number.

202122153 is a deficient number, since it is larger than the sum of its proper divisors (93998295).

202122153 is a wasteful number, since it uses less digits than its factorization.

202122153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093 (or 1090 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 202122153 is about 14216.9670816247. The cubic root of 202122153 is about 586.8646790197.

Adding to 202122153 its reverse (351221202), we get a palindrome (553343355).

The spelling of 202122153 in words is "two hundred two million, one hundred twenty-two thousand, one hundred fifty-three".