1101200204120 has 32 divisors (see below), whose sum is σ = 2608105748400. Its totient is φ = 417296919168.

The previous prime is 1101200204113. The next prime is 1101200204131. The reversal of 1101200204120 is 214020021011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1101200204095 and 1101200204104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 724473059 + ... + 724474578.

Almost surely, 2^{1101200204120} is an apocalyptic number.

1101200204120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101200204120 is an abundant number, since it is smaller than the sum of its proper divisors (1506905544280).

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

1101200204120 is a wasteful number, since it uses less digits than its factorization.

1101200204120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1448947667 (or 1448947663 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1101200204120 its reverse (214020021011), we get a palindrome (1315220225131).

The spelling of 1101200204120 in words is "one trillion, one hundred one billion, two hundred million, two hundred four thousand, one hundred twenty".