202240503210145 has 32 divisors (see below), whose sum is σ = 252545550935040. Its totient is φ = 155348856841920.

The previous prime is 202240503210143. The next prime is 202240503210169. The reversal of 202240503210145 is 541012305042202.

It is a happy number.

It is not a de Polignac number, because 202240503210145 - 2¹ = 202240503210143 is a prime.

It is a super-2 number, since 2×202240503210145² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (202240503210143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1591992780 + ... + 1592119810.

It is an arithmetic number, because the mean of its divisors is an integer number (7892048466720).

Almost surely, 2^{202240503210145} is an apocalyptic number.

It is an amenable number.

202240503210145 is a deficient number, since it is larger than the sum of its proper divisors (50305047724895).

202240503210145 is a wasteful number, since it uses less digits than its factorization.

202240503210145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252645.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 202240503210145 its reverse (541012305042202), we get a palindrome (743252808252347).

The spelling of 202240503210145 in words is "two hundred two trillion, two hundred forty billion, five hundred three million, two hundred ten thousand, one hundred forty-five".