121001433231330 has 48 divisors (see below), whose sum is σ = 321297422719104. Its totient is φ = 31580515906080.

The previous prime is 121001433231323. The next prime is 121001433231391. The reversal of 121001433231330 is 33132334100121.

121001433231330 is a `hidden beast` number, since 1 + 2 + 1 + 0 + 0 + 1 + 4 + 3 + 323 + 1 + 330 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 121001433231294 and 121001433231303.

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, 14302765656 + ... + 14302774115.

It is an arithmetic number, because the mean of its divisors is an integer number (6693696306648).

Almost surely, 2^{121001433231330} is an apocalyptic number.

121001433231330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121001433231330 is an abundant number, since it is smaller than the sum of its proper divisors (200295989487774).

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

121001433231330 is a wasteful number, since it uses less digits than its factorization.

121001433231330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28605539831 (or 28605539828 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 121001433231330 its reverse (33132334100121), we get a palindrome (154133767331451).

The spelling of 121001433231330 in words is "one hundred twenty-one trillion, one billion, four hundred thirty-three million, two hundred thirty-one thousand, three hundred thirty".