1124212012421 has 8 divisors (see below), whose sum is σ = 1152936081024. Its totient is φ = 1095550051680.

The previous prime is 1124212012411. The next prime is 1124212012457. The reversal of 1124212012421 is 1242102124211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1124212012421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124212012411) 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, 15490301 + ... + 15562706.

It is an arithmetic number, because the mean of its divisors is an integer number (144117010128).

Almost surely, 2^{1124212012421} is an apocalyptic number.

It is an amenable number.

1124212012421 is a deficient number, since it is larger than the sum of its proper divisors (28724068603).

1124212012421 is an equidigital number, since it uses as much as digits as its factorization.

1124212012421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31053931.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 1124212012421 its reverse (1242102124211), we get a palindrome (2366314136632).

The spelling of 1124212012421 in words is "one trillion, one hundred twenty-four billion, two hundred twelve million, twelve thousand, four hundred twenty-one".