121326000 has 160 divisors (see below), whose sum is σ = 397944768. Its totient is φ = 31795200.

The previous prime is 121325993. The next prime is 121326017. The reversal of 121326000 is 623121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 437862 + ... + 438138.

Almost surely, 2^121326000 is an apocalyptic number.

121326000 is a gapful number since it is divisible by the number (10) 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 121326000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198972384).

121326000 is an abundant number, since it is smaller than the sum of its proper divisors (276618768).

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

121326000 is a wasteful number, since it uses less digits than its factorization.

121326000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376 (or 360 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 121326000 is about 11014.8082143994. The cubic root of 121326000 is about 495.0525400817.

Adding to 121326000 its reverse (623121), we get a palindrome (121949121).

The spelling of 121326000 in words is "one hundred twenty-one million, three hundred twenty-six thousand".