2002315401 has 24 divisors (see below), whose sum is σ = 2986174464. Its totient is φ = 1292034240.

The previous prime is 2002315397. The next prime is 2002315429. The reversal of 2002315401 is 1045132002.

It is not a de Polignac number, because 2002315401 - 2² = 2002315397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2002315201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25500 + ... + 68226.

It is an arithmetic number, because the mean of its divisors is an integer number (124423936).

Almost surely, 2^2002315401 is an apocalyptic number.

It is an amenable number.

2002315401 is a deficient number, since it is larger than the sum of its proper divisors (983859063).

2002315401 is a wasteful number, since it uses less digits than its factorization.

2002315401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42901 (or 42898 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2002315401 is about 44747.2390321459. The cubic root of 2002315401 is about 1260.4070661325.

Adding to 2002315401 its reverse (1045132002), we get a palindrome (3047447403).

The spelling of 2002315401 in words is "two billion, two million, three hundred fifteen thousand, four hundred one".