1101122001210 has 128 divisors (see below), whose sum is σ = 3307315359744. Its totient is φ = 227934466560.

The previous prime is 1101122001209. The next prime is 1101122001227. The reversal of 1101122001210 is 121002211011.

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, 298699 + ... + 1513758.

It is an arithmetic number, because the mean of its divisors is an integer number (25838401248).

Almost surely, 2^{1101122001210} is an apocalyptic number.

1101122001210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1101122001210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1653657679872).

1101122001210 is an abundant number, since it is smaller than the sum of its proper divisors (2206193358534).

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

1101122001210 is a wasteful number, since it uses less digits than its factorization.

1101122001210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1812748.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1101122001210 its reverse (121002211011), we get a palindrome (1222124212221).

The spelling of 1101122001210 in words is "one trillion, one hundred one billion, one hundred twenty-two million, one thousand, two hundred ten".