1400220330420 has 96 divisors (see below), whose sum is σ = 4008792453120. Its totient is φ = 365086200960.

The previous prime is 1400220330419. The next prime is 1400220330427. The reversal of 1400220330420 is 240330220041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400220330427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 945786 + ... + 1922225.

It is an arithmetic number, because the mean of its divisors is an integer number (41758254720).

Almost surely, 2^{1400220330420} is an apocalyptic number.

1400220330420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1400220330420 is an abundant number, since it is smaller than the sum of its proper divisors (2608572122700).

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

1400220330420 is a wasteful number, since it uses less digits than its factorization.

1400220330420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2868205 (or 2868203 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 1400220330420 its reverse (240330220041), we get a palindrome (1640550550461).

The spelling of 1400220330420 in words is "one trillion, four hundred billion, two hundred twenty million, three hundred thirty thousand, four hundred twenty".