1211133441210 has 128 divisors (see below), whose sum is σ = 3659844446208. Its totient is φ = 249172320000.

The previous prime is 1211133441127. The next prime is 1211133441299. The reversal of 1211133441210 is 121443311121.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2362236 + ... + 2828855.

It is an arithmetic number, because the mean of its divisors is an integer number (28592534736).

Almost surely, 2^{1211133441210} is an apocalyptic number.

1211133441210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1211133441210 is an abundant number, since it is smaller than the sum of its proper divisors (2448711004998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1211133441210 is a wasteful number, since it uses less digits than its factorization.

1211133441210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5191220.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 1211133441210 its reverse (121443311121), we get a palindrome (1332576752331).

The spelling of 1211133441210 in words is "one trillion, two hundred eleven billion, one hundred thirty-three million, four hundred forty-one thousand, two hundred ten".