123010011102 has 128 divisors (see below), whose sum is σ = 289390496256. Its totient is φ = 34731840000.

The previous prime is 123010011053. The next prime is 123010011161. The reversal of 123010011102 is 201110010321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13707477 + ... + 13716447.

It is an arithmetic number, because the mean of its divisors is an integer number (2260863252).

Almost surely, 2^123010011102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123010011102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144695248128).

123010011102 is an abundant number, since it is smaller than the sum of its proper divisors (166380485154).

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

123010011102 is a wasteful number, since it uses less digits than its factorization.

123010011102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9127 (or 9105 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 123010011102 its reverse (201110010321), we get a palindrome (324120021423).

The spelling of 123010011102 in words is "one hundred twenty-three billion, ten million, eleven thousand, one hundred two".