1102201120100 has 72 divisors (see below), whose sum is σ = 2407930465920. Its totient is φ = 437904904320.

The previous prime is 1102201120093. The next prime is 1102201120117. The reversal of 1102201120100 is 10211022011.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46130357 + ... + 46154243.

Almost surely, 2^{1102201120100} is an apocalyptic number.

1102201120100 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 1102201120100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1203965232960).

1102201120100 is an abundant number, since it is smaller than the sum of its proper divisors (1305729345820).

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

1102201120100 is a wasteful number, since it uses less digits than its factorization.

1102201120100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26997 (or 26990 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1102201120100 its reverse (10211022011), we get a palindrome (1112412142111).

The spelling of 1102201120100 in words is "one trillion, one hundred two billion, two hundred one million, one hundred twenty thousand, one hundred".