1120202022400 has 60 divisors (see below), whose sum is σ = 2775388057992. Its totient is φ = 448080803840.

The previous prime is 1120202022397. The next prime is 1120202022409. The reversal of 1120202022400 is 42202020211.

It is a super-3 number, since 3×1120202022400³ (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120202022409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43745092 + ... + 43770691.

Almost surely, 2^{1120202022400} is an apocalyptic number.

1120202022400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120202022400 is an abundant number, since it is smaller than the sum of its proper divisors (1655186035592).

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

1120202022400 is an frugal number, since it uses more digits than its factorization.

1120202022400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87515811 (or 87515790 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1120202022400 its reverse (42202020211), we get a palindrome (1162404042611).

The spelling of 1120202022400 in words is "one trillion, one hundred twenty billion, two hundred two million, twenty-two thousand, four hundred".