1425212231340 has 48 divisors (see below), whose sum is σ = 4056013836000. Its totient is φ = 373826158080.

The previous prime is 1425212231329. The next prime is 1425212231351. The reversal of 1425212231340 is 431322125241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1425212231329) and next prime (1425212231351).

It is a super-2 number, since 2×1425212231340² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1425212231298 and 1425212231307.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194697465 + ... + 194704784.

It is an arithmetic number, because the mean of its divisors is an integer number (84500288250).

Almost surely, 2^{1425212231340} is an apocalyptic number.

1425212231340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1425212231340 is an abundant number, since it is smaller than the sum of its proper divisors (2630801604660).

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

1425212231340 is a wasteful number, since it uses less digits than its factorization.

1425212231340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389402322 (or 389402320 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 1425212231340 its reverse (431322125241), we get a palindrome (1856534356581).

The spelling of 1425212231340 in words is "one trillion, four hundred twenty-five billion, two hundred twelve million, two hundred thirty-one thousand, three hundred forty".