1121002020224 has 16 divisors (see below), whose sum is σ = 2233246212420. Its totient is φ = 560501010048.

The previous prime is 1121002020223. The next prime is 1121002020269. The reversal of 1121002020224 is 4220202001211.

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-3 number, since 3×1121002020224³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121002020223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4378914014 + ... + 4378914269.

Almost surely, 2^{1121002020224} is an apocalyptic number.

It is an amenable number.

1121002020224 is a deficient number, since it is larger than the sum of its proper divisors (1112244192196).

1121002020224 is an frugal number, since it uses more digits than its factorization.

1121002020224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8757828297 (or 8757828285 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1121002020224 its reverse (4220202001211), we get a palindrome (5341204021435).

The spelling of 1121002020224 in words is "one trillion, one hundred twenty-one billion, two million, twenty thousand, two hundred twenty-four".