101001120102 has 32 divisors (see below), whose sum is σ = 224551925760. Its totient is φ = 33651291240.

The previous prime is 101001120067. The next prime is 101001120107. The reversal of 101001120102 is 201021100101.

It is a happy number.

101001120102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 (101001120107) 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, 320674 + ... + 552117.

It is an arithmetic number, because the mean of its divisors is an integer number (7017247680).

Almost surely, 2^101001120102 is an apocalyptic number.

101001120102 is an abundant number, since it is smaller than the sum of its proper divisors (123550805658).

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

101001120102 is a wasteful number, since it uses less digits than its factorization.

101001120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874945 (or 874939 counting only the distinct ones).

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

Adding to 101001120102 its reverse (201021100101), we get a palindrome (302022220203).

The spelling of 101001120102 in words is "one hundred one billion, one million, one hundred twenty thousand, one hundred two".