121035412300 has 72 divisors (see below), whose sum is σ = 286796143872. Its totient is φ = 43971048000.

The previous prime is 121035412291. The next prime is 121035412327. The reversal of 121035412300 is 3214530121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1117545 + ... + 1221055.

It is an arithmetic number, because the mean of its divisors is an integer number (3983279776).

Almost surely, 2^121035412300 is an apocalyptic number.

121035412300 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 121035412300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143398071936).

121035412300 is an abundant number, since it is smaller than the sum of its proper divisors (165760731572).

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

121035412300 is a wasteful number, since it uses less digits than its factorization.

121035412300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104599 (or 104592 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 121035412300 its reverse (3214530121), we get a palindrome (124249942421).

It can be divided in two parts, 121035 and 412300, that added together give a palindrome (533335).

The spelling of 121035412300 in words is "one hundred twenty-one billion, thirty-five million, four hundred twelve thousand, three hundred".