213001311022 has 4 divisors (see below), whose sum is σ = 319501966536. Its totient is φ = 106500655510.

The previous prime is 213001310999. The next prime is 213001311043. The reversal of 213001311022 is 220113100312.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 213001310987 and 213001311005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53250327754 + ... + 53250327757.

It is an arithmetic number, because the mean of its divisors is an integer number (79875491634).

Almost surely, 2^213001311022 is an apocalyptic number.

213001311022 is a deficient number, since it is larger than the sum of its proper divisors (106500655514).

213001311022 is a wasteful number, since it uses less digits than its factorization.

213001311022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106500655513.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 213001311022 its reverse (220113100312), we get a palindrome (433114411334).

The spelling of 213001311022 in words is "two hundred thirteen billion, one million, three hundred eleven thousand, twenty-two".