202010145145215 has 32 divisors (see below), whose sum is σ = 352604376633600. Its totient is φ = 97942965419520.

The previous prime is 202010145145189. The next prime is 202010145145241. The reversal of 202010145145215 is 512541541010202.

It is an interprime number because it is at equal distance from previous prime (202010145145189) and next prime (202010145145241).

It is not a de Polignac number, because 202010145145215 - 2¹¹ = 202010145143167 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3661876 + ... + 20431094.

It is an arithmetic number, because the mean of its divisors is an integer number (11018886769800).

Almost surely, 2^{202010145145215} is an apocalyptic number.

202010145145215 is a deficient number, since it is larger than the sum of its proper divisors (150594231488385).

202010145145215 is a wasteful number, since it uses less digits than its factorization.

202010145145215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16842247.

The product of its (nonzero) digits is 16000, while the sum is 33.

Adding to 202010145145215 its reverse (512541541010202), we get a palindrome (714551686155417).

The spelling of 202010145145215 in words is "two hundred two trillion, ten billion, one hundred forty-five million, one hundred forty-five thousand, two hundred fifteen".