213203222331122 has 8 divisors (see below), whose sum is σ = 327604951386972. Its totient is φ = 104001571868800.

The previous prime is 213203222331103. The next prime is 213203222331139. The reversal of 213203222331122 is 221133222302312.

It can be written as a sum of positive squares in 2 ways, for example, as 202308265167121 + 10894957164001 = 14223511^2 + 3300751^2 .

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

It is a super-2 number, since 2×213203222331122² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1300019648279 + ... + 1300019648442.

Almost surely, 2^{213203222331122} is an apocalyptic number.

213203222331122 is a deficient number, since it is larger than the sum of its proper divisors (114401729055850).

213203222331122 is a wasteful number, since it uses less digits than its factorization.

213203222331122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2600039296764.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 213203222331122 its reverse (221133222302312), we get a palindrome (434336444633434).

The spelling of 213203222331122 in words is "two hundred thirteen trillion, two hundred three billion, two hundred twenty-two million, three hundred thirty-one thousand, one hundred twenty-two".