212303201123 has 8 divisors (see below), whose sum is σ = 230434487808. Its totient is φ = 194429096064.

The previous prime is 212303201093. The next prime is 212303201141. The reversal of 212303201123 is 321102303212.

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 212303201123 - 2¹² = 212303197027 is a prime.

It is a super-2 number, since 2×212303201123² (a number of 23 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 = 212303201095 and 212303201104.

It is not an unprimeable number, because it can be changed into a prime (212303201423) 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, 64293686 + ... + 64296987.

It is an arithmetic number, because the mean of its divisors is an integer number (28804310976).

Almost surely, 2^212303201123 is an apocalyptic number.

212303201123 is a deficient number, since it is larger than the sum of its proper divisors (18131286685).

212303201123 is a wasteful number, since it uses less digits than its factorization.

212303201123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128590813.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 212303201123 its reverse (321102303212), we get a palindrome (533405504335).

The spelling of 212303201123 in words is "two hundred twelve billion, three hundred three million, two hundred one thousand, one hundred twenty-three".