1131111213010 has 16 divisors (see below), whose sum is σ = 2036064747096. Its totient is φ = 452430137728.

The previous prime is 1131111213007. The next prime is 1131111213013. The reversal of 1131111213010 is 103121111311.

It is an interprime number because it is at equal distance from previous prime (1131111213007) and next prime (1131111213013).

It can be written as a sum of positive squares in 4 ways, for example, as 1127786652729 + 3324560281 = 1061973^2 + 57659^2 .

It is not an unprimeable number, because it can be changed into a prime (1131111213013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1459357 + ... + 2095696.

Almost surely, 2^{1131111213010} is an apocalyptic number.

1131111213010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131111213010 is a deficient number, since it is larger than the sum of its proper divisors (904953534086).

1131111213010 is a wasteful number, since it uses less digits than its factorization.

1131111213010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3586877.

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 1131111213010 its reverse (103121111311), we get a palindrome (1234232324321).

The spelling of 1131111213010 in words is "one trillion, one hundred thirty-one billion, one hundred eleven million, two hundred thirteen thousand, ten".