22001211021230 has 16 divisors (see below), whose sum is σ = 45259634100960. Its totient is φ = 7543272350112.

The previous prime is 22001211021199. The next prime is 22001211021259. The reversal of 22001211021230 is 3212011210022.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22001211021199 and 22001211021208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157151507225 + ... + 157151507364.

It is an arithmetic number, because the mean of its divisors is an integer number (2828727131310).

Almost surely, 2^{22001211021230} is an apocalyptic number.

22001211021230 is an abundant number, since it is smaller than the sum of its proper divisors (23258423079730).

22001211021230 is a wasteful number, since it uses less digits than its factorization.

22001211021230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314303014603.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 22001211021230 its reverse (3212011210022), we get a palindrome (25213222231252).

The spelling of 22001211021230 in words is "twenty-two trillion, one billion, two hundred eleven million, twenty-one thousand, two hundred thirty".