1420100030034 has 72 divisors (see below), whose sum is σ = 3579888158028. Its totient is φ = 405668450880.

The previous prime is 1420100029951. The next prime is 1420100030071. The reversal of 1420100030034 is 4300300010241.

It can be written as a sum of positive squares in 2 ways, for example, as 1407034854225 + 13065175809 = 1186185^2 + 114303^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1420100029989 and 1420100030016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4756404 + ... + 5046144.

Almost surely, 2^{1420100030034} is an apocalyptic number.

1420100030034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1420100030034 is an abundant number, since it is smaller than the sum of its proper divisors (2159788127994).

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

1420100030034 is a wasteful number, since it uses less digits than its factorization.

1420100030034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295320 (or 295310 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1420100030034 its reverse (4300300010241), we get a palindrome (5720400040275).

The spelling of 1420100030034 in words is "one trillion, four hundred twenty billion, one hundred million, thirty thousand, thirty-four".