1424132121220 has 48 divisors (see below), whose sum is σ = 3093932343600. Its totient is φ = 549986877440.

The previous prime is 1424132121199. The next prime is 1424132121221. The reversal of 1424132121220 is 221212314241.

It can be written as a sum of positive squares in 8 ways, for example, as 22920143236 + 1401211977984 = 151394^2 + 1183728^2 .

It is not an unprimeable number, because it can be changed into a prime (1424132121221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22891116 + ... + 22953244.

It is an arithmetic number, because the mean of its divisors is an integer number (64456923825).

Almost surely, 2^{1424132121220} is an apocalyptic number.

1424132121220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1424132121220 is an abundant number, since it is smaller than the sum of its proper divisors (1669800222380).

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

1424132121220 is a wasteful number, since it uses less digits than its factorization.

1424132121220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101688 (or 101686 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1424132121220 its reverse (221212314241), we get a palindrome (1645344435461).

The spelling of 1424132121220 in words is "one trillion, four hundred twenty-four billion, one hundred thirty-two million, one hundred twenty-one thousand, two hundred twenty".