201312223232122 has 8 divisors (see below), whose sum is σ = 302083722068436. Its totient is φ = 100617649209312.

The previous prime is 201312223232077. The next prime is 201312223232123. The reversal of 201312223232122 is 221232322213102.

201312223232122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 200415014553601 + 897208678521 = 14156801^2 + 947211^2 .

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

It is a super-2 number, since 2×201312223232122² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201312223232123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19231196833 + ... + 19231207300.

Almost surely, 2^{201312223232122} is an apocalyptic number.

201312223232122 is a deficient number, since it is larger than the sum of its proper divisors (100771498836314).

201312223232122 is a wasteful number, since it uses less digits than its factorization.

201312223232122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38462406752.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 201312223232122 its reverse (221232322213102), we get a palindrome (422544545445224).

The spelling of 201312223232122 in words is "two hundred one trillion, three hundred twelve billion, two hundred twenty-three million, two hundred thirty-two thousand, one hundred twenty-two".