1120121100210 has 96 divisors (see below), whose sum is σ = 3132249791040. Its totient is φ = 255613857408.

The previous prime is 1120121100191. The next prime is 1120121100271. The reversal of 1120121100210 is 120011210211.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 294432 + ... + 1525428.

It is an arithmetic number, because the mean of its divisors is an integer number (32627601990).

Almost surely, 2^{1120121100210} is an apocalyptic number.

1120121100210 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 1120121100210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1566124895520).

1120121100210 is an abundant number, since it is smaller than the sum of its proper divisors (2012128690830).

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

1120121100210 is a wasteful number, since it uses less digits than its factorization.

1120121100210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1231640 (or 1231633 counting only the distinct ones).

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

Adding to 1120121100210 its reverse (120011210211), we get a palindrome (1240132310421).

The spelling of 1120121100210 in words is "one trillion, one hundred twenty billion, one hundred twenty-one million, one hundred thousand, two hundred ten".