210201321213131 has 8 divisors (see below), whose sum is σ = 211325550179328. Its totient is φ = 209080039113000.

The previous prime is 210201321213127. The next prime is 210201321213181. The reversal of 210201321213131 is 131312123102012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 210201321213131 - 2² = 210201321213127 is a prime.

It is a super-2 number, since 2×210201321213131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210201321213097 and 210201321213106.

It is not an unprimeable number, because it can be changed into a prime (210201321213101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 736573475 + ... + 736858796.

It is an arithmetic number, because the mean of its divisors is an integer number (26415693772416).

Almost surely, 2^{210201321213131} is an apocalyptic number.

210201321213131 is a deficient number, since it is larger than the sum of its proper divisors (1124228966197).

210201321213131 is a wasteful number, since it uses less digits than its factorization.

210201321213131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473433033.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 210201321213131 its reverse (131312123102012), we get a palindrome (341513444315143).

The spelling of 210201321213131 in words is "two hundred ten trillion, two hundred one billion, three hundred twenty-one million, two hundred thirteen thousand, one hundred thirty-one".