20221211101210 has 16 divisors (see below), whose sum is σ = 41597919979776. Its totient is φ = 6932986663248.

The previous prime is 20221211101193. The next prime is 20221211101229. The reversal of 20221211101210 is 1210111212202.

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, 144437222082 + ... + 144437222221.

It is an arithmetic number, because the mean of its divisors is an integer number (2599869998736).

Almost surely, 2^{20221211101210} is an apocalyptic number.

20221211101210 is an abundant number, since it is smaller than the sum of its proper divisors (21376708878566).

20221211101210 is a wasteful number, since it uses less digits than its factorization.

20221211101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288874444317.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 20221211101210 its reverse (1210111212202), we get a palindrome (21431322313412).

The spelling of 20221211101210 in words is "twenty trillion, two hundred twenty-one billion, two hundred eleven million, one hundred one thousand, two hundred ten".