2321400445351 has 16 divisors (see below), whose sum is σ = 2586819463200. Its totient is φ = 2068425330048.

The previous prime is 2321400445327. The next prime is 2321400445361. The reversal of 2321400445351 is 1535440041232.

It is a cyclic number.

It is not a de Polignac number, because 2321400445351 - 2¹³ = 2321400437159 is a prime.

It is a super-2 number, since 2×2321400445351² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321400445321) 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, 753645 + ... + 2282713.

It is an arithmetic number, because the mean of its divisors is an integer number (161676216450).

Almost surely, 2^{2321400445351} is an apocalyptic number.

2321400445351 is a deficient number, since it is larger than the sum of its proper divisors (265419017849).

2321400445351 is a wasteful number, since it uses less digits than its factorization.

2321400445351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533138.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 2321400445351 its reverse (1535440041232), we get a palindrome (3856840486583).

The spelling of 2321400445351 in words is "two trillion, three hundred twenty-one billion, four hundred million, four hundred forty-five thousand, three hundred fifty-one".