1111238123604 has 192 divisors, whose sum is σ = 3128037212160. Its totient is φ = 300326463360.

The previous prime is 1111238123549. The next prime is 1111238123657. The reversal of 1111238123604 is 4063218321111.

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, 101209387 + ... + 101220365.

It is an arithmetic number, because the mean of its divisors is an integer number (16291860480).

Almost surely, 2^{1111238123604} is an apocalyptic number.

1111238123604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1111238123604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1564018606080).

1111238123604 is an abundant number, since it is smaller than the sum of its proper divisors (2016799088556).

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

1111238123604 is a wasteful number, since it uses less digits than its factorization.

1111238123604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11898 (or 11896 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The spelling of 1111238123604 in words is "one trillion, one hundred eleven billion, two hundred thirty-eight million, one hundred twenty-three thousand, six hundred four".