10202242155 has 64 divisors (see below), whose sum is σ = 19088898048. Its totient is φ = 4556298240.

The previous prime is 10202242153. The next prime is 10202242187. The reversal of 10202242155 is 55124220201.

It is not a de Polignac number, because 10202242155 - 2¹ = 10202242153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10202242153) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1337362 + ... + 1344968.

It is an arithmetic number, because the mean of its divisors is an integer number (298264032).

Almost surely, 2^10202242155 is an apocalyptic number.

10202242155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10202242155 is a deficient number, since it is larger than the sum of its proper divisors (8886655893).

10202242155 is a wasteful number, since it uses less digits than its factorization.

10202242155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7916.

The product of its (nonzero) digits is 1600, while the sum is 24.

Adding to 10202242155 its reverse (55124220201), we get a palindrome (65326462356).

The spelling of 10202242155 in words is "ten billion, two hundred two million, two hundred forty-two thousand, one hundred fifty-five".