1100210200120 has 32 divisors (see below), whose sum is σ = 2475630003600. Its totient is φ = 440056159488.

The previous prime is 1100210200097. The next prime is 1100210200123. The reversal of 1100210200120 is 210020120011.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1100210200097 and 1100210200106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100210200123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228285 + ... + 1500844.

Almost surely, 2^{1100210200120} is an apocalyptic number.

1100210200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100210200120 is an abundant number, since it is smaller than the sum of its proper divisors (1375419803480).

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

1100210200120 is a wasteful number, since it uses less digits than its factorization.

1100210200120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1745047 (or 1745043 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1100210200120 its reverse (210020120011), we get a palindrome (1310230320131).

The spelling of 1100210200120 in words is "one trillion, one hundred billion, two hundred ten million, two hundred thousand, one hundred twenty".