1131224242210 has 16 divisors (see below), whose sum is σ = 2106417555000. Its totient is φ = 436886603776.

The previous prime is 1131224242193. The next prime is 1131224242277. The reversal of 1131224242210 is 122424221311.

It can be written as a sum of positive squares in 4 ways, for example, as 919299357601 + 211924884609 = 958801^2 + 460353^2 .

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, 1950386335 + ... + 1950386914.

Almost surely, 2^{1131224242210} is an apocalyptic number.

1131224242210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131224242210 is a deficient number, since it is larger than the sum of its proper divisors (975193312790).

1131224242210 is a wasteful number, since it uses less digits than its factorization.

1131224242210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3900773285.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1131224242210 its reverse (122424221311), we get a palindrome (1253648463521).

The spelling of 1131224242210 in words is "one trillion, one hundred thirty-one billion, two hundred twenty-four million, two hundred forty-two thousand, two hundred ten".