1102231212120 has 192 divisors, whose sum is σ = 3681942095520. Its totient is φ = 285760991232.

The previous prime is 1102231212097. The next prime is 1102231212139. The reversal of 1102231212120 is 212121322011.

1102231212120 is a `hidden beast` number, since 1 + 102 + 231 + 212 + 120 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1102231212093 and 1102231212102.

It is a congruent number.

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, 17377584 + ... + 17440896.

Almost surely, 2^{1102231212120} is an apocalyptic number.

1102231212120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102231212120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1840971047760).

1102231212120 is an abundant number, since it is smaller than the sum of its proper divisors (2579710883400).

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

1102231212120 is a wasteful number, since it uses less digits than its factorization.

1102231212120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64674 (or 64667 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1102231212120 its reverse (212121322011), we get a palindrome (1314352534131).

The spelling of 1102231212120 in words is "one trillion, one hundred two billion, two hundred thirty-one million, two hundred twelve thousand, one hundred twenty".