101111001102 has 24 divisors (see below), whose sum is σ = 219492735384. Its totient is φ = 33639220944.

The previous prime is 101111001053. The next prime is 101111001149. The reversal of 101111001102 is 201100111101.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5360833 + ... + 5379660.

It is an arithmetic number, because the mean of its divisors is an integer number (9145530641).

Almost surely, 2^101111001102 is an apocalyptic number.

101111001102 is an abundant number, since it is smaller than the sum of its proper divisors (118381734282).

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

101111001102 is a wasteful number, since it uses less digits than its factorization.

101111001102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10741024 (or 10741021 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 101111001102 its reverse (201100111101), we get a palindrome (302211112203).

The spelling of 101111001102 in words is "one hundred one billion, one hundred eleven million, one thousand, one hundred two".