2031420344 has 8 divisors (see below), whose sum is σ = 3808913160. Its totient is φ = 1015710168.

The previous prime is 2031420341. The next prime is 2031420379. The reversal of 2031420344 is 4430241302.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2031420344² = 8253337228034156672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031420341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126963764 + ... + 126963779.

It is an arithmetic number, because the mean of its divisors is an integer number (476114145).

Almost surely, 2^2031420344 is an apocalyptic number.

It is an amenable number.

2031420344 is a deficient number, since it is larger than the sum of its proper divisors (1777492816).

2031420344 is a wasteful number, since it uses less digits than its factorization.

2031420344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253927549 (or 253927545 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2031420344 is about 45071.2807006857. The cubic root of 2031420344 is about 1266.4846559652.

Adding to 2031420344 its reverse (4430241302), we get a palindrome (6461661646).

The spelling of 2031420344 in words is "two billion, thirty-one million, four hundred twenty thousand, three hundred forty-four".