213120011222034 has 64 divisors (see below), whose sum is σ = 491769111429120. Its totient is φ = 60313748048640.

The previous prime is 213120011222023. The next prime is 213120011222039. The reversal of 213120011222034 is 430222110021312.

It is a junction number, because it is equal to n+sod(n) for n = 213120011221995 and 213120011222013.

It is not an unprimeable number, because it can be changed into a prime (213120011222039) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39626482 + ... + 44682189.

It is an arithmetic number, because the mean of its divisors is an integer number (7683892366080).

Almost surely, 2^{213120011222034} is an apocalyptic number.

213120011222034 is an abundant number, since it is smaller than the sum of its proper divisors (278649100207086).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213120011222034 is a wasteful number, since it uses less digits than its factorization.

213120011222034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84309255.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 213120011222034 its reverse (430222110021312), we get a palindrome (643342121243346).

The spelling of 213120011222034 in words is "two hundred thirteen trillion, one hundred twenty billion, eleven million, two hundred twenty-two thousand, thirty-four".