1101001020102 has 24 divisors (see below), whose sum is σ = 2386695636000. Its totient is φ = 366816736080.

The previous prime is 1101001020023. The next prime is 1101001020121. The reversal of 1101001020102 is 2010201001011.

It is a happy number.

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 polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15263349 + ... + 15335312.

It is an arithmetic number, because the mean of its divisors is an integer number (99445651500).

Almost surely, 2^{1101001020102} is an apocalyptic number.

1101001020102 is an abundant number, since it is smaller than the sum of its proper divisors (1285694615898).

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

1101001020102 is a wasteful number, since it uses less digits than its factorization.

1101001020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30600668 (or 30600665 counting only the distinct ones).

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

Adding to 1101001020102 its reverse (2010201001011), we get a palindrome (3111202021113).

The spelling of 1101001020102 in words is "one trillion, one hundred one billion, one million, twenty thousand, one hundred two".