20121402233203 has 8 divisors (see below), whose sum is σ = 20467401384960. Its totient is φ = 19775568362760.

The previous prime is 20121402233147. The next prime is 20121402233221. The reversal of 20121402233203 is 30233220412102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20121402233203 - 2⁹ = 20121402232691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20121402233243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41074743 + ... + 41561728.

It is an arithmetic number, because the mean of its divisors is an integer number (2558425173120).

Almost surely, 2^{20121402233203} is an apocalyptic number.

20121402233203 is a deficient number, since it is larger than the sum of its proper divisors (345999151757).

20121402233203 is an equidigital number, since it uses as much as digits as its factorization.

20121402233203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82640657.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20121402233203 its reverse (30233220412102), we get a palindrome (50354622645305).

The spelling of 20121402233203 in words is "twenty trillion, one hundred twenty-one billion, four hundred two million, two hundred thirty-three thousand, two hundred three".