1102100020101 has 16 divisors (see below), whose sum is σ = 1689042177600. Its totient is φ = 709397713584.

The previous prime is 1102100020061. The next prime is 1102100020111. The reversal of 1102100020101 is 1010200012011.

It is a happy number.

It is not a de Polignac number, because 1102100020101 - 2⁶ = 1102100020037 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102100020111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 703766791 + ... + 703768356.

It is an arithmetic number, because the mean of its divisors is an integer number (105565136100).

Almost surely, 2^{1102100020101} is an apocalyptic number.

It is an amenable number.

1102100020101 is a deficient number, since it is larger than the sum of its proper divisors (586942157499).

1102100020101 is a wasteful number, since it uses less digits than its factorization.

1102100020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407535185 (or 1407535179 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1102100020101 its reverse (1010200012011), we get a palindrome (2112300032112).

The spelling of 1102100020101 in words is "one trillion, one hundred two billion, one hundred million, twenty thousand, one hundred one".