4000312211420 has 24 divisors (see below), whose sum is σ = 9600749307744. Its totient is φ = 1371535615296.

The previous prime is 4000312211419. The next prime is 4000312211479. The reversal of 4000312211420 is 241122130004.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 4000312211392 and 4000312211401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14286829187 + ... + 14286829466.

It is an arithmetic number, because the mean of its divisors is an integer number (400031221156).

Almost surely, 2^{4000312211420} is an apocalyptic number.

It is an amenable number.

4000312211420 is an abundant number, since it is smaller than the sum of its proper divisors (5600437096324).

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

4000312211420 is a wasteful number, since it uses less digits than its factorization.

4000312211420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28573658669 (or 28573658667 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 4000312211420 its reverse (241122130004), we get a palindrome (4241434341424).

The spelling of 4000312211420 in words is "four trillion, three hundred twelve million, two hundred eleven thousand, four hundred twenty".