1121413021224 has 32 divisors (see below), whose sum is σ = 2805562710240. Its totient is φ = 373533652800.

The previous prime is 1121413021189. The next prime is 1121413021243. The reversal of 1121413021224 is 4221203141211.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1121413021194 and 1121413021203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16884142 + ... + 16950429.

It is an arithmetic number, because the mean of its divisors is an integer number (87673834695).

Almost surely, 2^{1121413021224} is an apocalyptic number.

It is an amenable number.

1121413021224 is an abundant number, since it is smaller than the sum of its proper divisors (1684149689016).

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

1121413021224 is a wasteful number, since it uses less digits than its factorization.

1121413021224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33835961 (or 33835957 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 1121413021224 its reverse (4221203141211), we get a palindrome (5342616162435).

The spelling of 1121413021224 in words is "one trillion, one hundred twenty-one billion, four hundred thirteen million, twenty-one thousand, two hundred twenty-four".