1120021221430 has 32 divisors (see below), whose sum is σ = 2049554364768. Its totient is φ = 440563795200.

The previous prime is 1120021221413. The next prime is 1120021221443. The reversal of 1120021221430 is 341221200211.

It is a junction number, because it is equal to n+sod(n) for n = 1120021221398 and 1120021221407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2502289 + ... + 2915731.

It is an arithmetic number, because the mean of its divisors is an integer number (64048573899).

Almost surely, 2^{1120021221430} is an apocalyptic number.

1120021221430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1120021221430 is a deficient number, since it is larger than the sum of its proper divisors (929533143338).

1120021221430 is a wasteful number, since it uses less digits than its factorization.

1120021221430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417952.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1120021221430 its reverse (341221200211), we get a palindrome (1461242421641).

The spelling of 1120021221430 in words is "one trillion, one hundred twenty billion, twenty-one million, two hundred twenty-one thousand, four hundred thirty".