1102102101 has 12 divisors (see below), whose sum is σ = 1596267712. Its totient is φ = 732730536.

The previous prime is 1102102081. The next prime is 1102102103. The reversal of 1102102101 is 1012012011.

It is a happy number.

It is not a de Polignac number, because 1102102101 - 2⁹ = 1102101589 is a prime.

It is a super-2 number, since 2×1102102101² = 2429258082057228402, which contains 22 as substring.

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

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102102103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 163531 + ... + 170136.

Almost surely, 2^1102102101 is an apocalyptic number.

It is an amenable number.

1102102101 is a deficient number, since it is larger than the sum of its proper divisors (494165611).

1102102101 is a wasteful number, since it uses less digits than its factorization.

1102102101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334040 (or 334037 counting only the distinct ones).

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

The square root of 1102102101 is about 33197.9231428715. The cubic root of 1102102101 is about 1032.9372597792.

Adding to 1102102101 its reverse (1012012011), we get a palindrome (2114114112).

The spelling of 1102102101 in words is "one billion, one hundred two million, one hundred two thousand, one hundred one".