1421032004430 has 64 divisors (see below), whose sum is σ = 3560072551488. Its totient is φ = 362655912960.

The previous prime is 1421032004333. The next prime is 1421032004437. The reversal of 1421032004430 is 344002301241.

It is a super-2 number, since 2×1421032004430² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1421032004430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421032004437) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10425807 + ... + 10561226.

It is an arithmetic number, because the mean of its divisors is an integer number (55626133617).

Almost surely, 2^{1421032004430} is an apocalyptic number.

1421032004430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1421032004430 is an abundant number, since it is smaller than the sum of its proper divisors (2139040547058).

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

1421032004430 is a wasteful number, since it uses less digits than its factorization.

1421032004430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20987141.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1421032004430 its reverse (344002301241), we get a palindrome (1765034305671).

The spelling of 1421032004430 in words is "one trillion, four hundred twenty-one billion, thirty-two million, four thousand, four hundred thirty".