1101210022120 has 64 divisors (see below), whose sum is σ = 2668846320000. Its totient is φ = 406519903488.

The previous prime is 1101210022103. The next prime is 1101210022127. The reversal of 1101210022120 is 212200121011.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 1101210022120.

It is not an unprimeable number, because it can be changed into a prime (1101210022127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2443821 + ... + 2859139.

It is an arithmetic number, because the mean of its divisors is an integer number (41700723750).

Almost surely, 2^{1101210022120} is an apocalyptic number.

1101210022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101210022120 is an abundant number, since it is smaller than the sum of its proper divisors (1567636297880).

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

1101210022120 is a wasteful number, since it uses less digits than its factorization.

1101210022120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420442 (or 420438 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1101210022120 its reverse (212200121011), we get a palindrome (1313410143131).

The spelling of 1101210022120 in words is "one trillion, one hundred one billion, two hundred ten million, twenty-two thousand, one hundred twenty".