1115217163210 has 16 divisors (see below), whose sum is σ = 2007408312936. Its totient is φ = 446082994368.

The previous prime is 1115217163139. The next prime is 1115217163241. The reversal of 1115217163210 is 123617125111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 562054588209 + 553162575001 = 749703^2 + 743749^2 .

It is a super-2 number, since 2×1115217163210² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 920164 + ... + 1754176.

Almost surely, 2^{1115217163210} is an apocalyptic number.

1115217163210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1115217163210 is a deficient number, since it is larger than the sum of its proper divisors (892191149726).

1115217163210 is a wasteful number, since it uses less digits than its factorization.

1115217163210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967737.

The product of its (nonzero) digits is 2520, while the sum is 31.

The spelling of 1115217163210 in words is "one trillion, one hundred fifteen billion, two hundred seventeen million, one hundred sixty-three thousand, two hundred ten".