1012121232300 has 216 divisors, whose sum is σ = 3290449470672. Its totient is φ = 260003520000.

The previous prime is 1012121232281. The next prime is 1012121232307. The reversal of 1012121232300 is 32321212101.

1012121232300 is a `hidden beast` number, since 1 + 0 + 12 + 121 + 232 + 300 = 666.

1012121232300 is digitally balanced in base 2, 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 (18).

It is not an unprimeable number, because it can be changed into a prime (1012121232307) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3212835 + ... + 3513765.

Almost surely, 2^{1012121232300} is an apocalyptic number.

1012121232300 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 1012121232300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1645224735336).

1012121232300 is an abundant number, since it is smaller than the sum of its proper divisors (2278328238372).

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

1012121232300 is a wasteful number, since it uses less digits than its factorization.

1012121232300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301089 (or 301079 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1012121232300 its reverse (32321212101), we get a palindrome (1044442444401).

It can be divided in two parts, 1012121 and 232300, that added together give a palindrome (1244421).

The spelling of 1012121232300 in words is "one trillion, twelve billion, one hundred twenty-one million, two hundred thirty-two thousand, three hundred".