1400010112420 has 48 divisors (see below), whose sum is σ = 2998177601328. Its totient is φ = 548945579520.

The previous prime is 1400010112411. The next prime is 1400010112429. The reversal of 1400010112420 is 242110100041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1400010112411) and next prime (1400010112429).

It can be written as a sum of positive squares in 8 ways, for example, as 13631029504 + 1386379082916 = 116752^2 + 1177446^2 .

It is a super-2 number, since 2×1400010112420² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1400010112394 and 1400010112403.

It is not an unprimeable number, because it can be changed into a prime (1400010112429) 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, 592810 + ... + 1775230.

It is an arithmetic number, because the mean of its divisors is an integer number (62462033361).

Almost surely, 2^{1400010112420} is an apocalyptic number.

1400010112420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1400010112420 is an abundant number, since it is smaller than the sum of its proper divisors (1598167488908).

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

1400010112420 is a wasteful number, since it uses less digits than its factorization.

1400010112420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183600 (or 1183598 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1400010112420 its reverse (242110100041), we get a palindrome (1642120212461).

The spelling of 1400010112420 in words is "one trillion, four hundred billion, ten million, one hundred twelve thousand, four hundred twenty".