21011101312022 has 16 divisors (see below), whose sum is σ = 32114589730080. Its totient is φ = 10308109548672.

The previous prime is 21011101312021. The next prime is 21011101312087. The reversal of 21011101312022 is 22021310111012.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21011101312021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 467847443 + ... + 467892350.

It is an arithmetic number, because the mean of its divisors is an integer number (2007161858130).

Almost surely, 2^{21011101312022} is an apocalyptic number.

21011101312022 is a deficient number, since it is larger than the sum of its proper divisors (11103488418058).

21011101312022 is a wasteful number, since it uses less digits than its factorization.

21011101312022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935740007.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 21011101312022 its reverse (22021310111012), we get a palindrome (43032411423034).

The spelling of 21011101312022 in words is "twenty-one trillion, eleven billion, one hundred one million, three hundred twelve thousand, twenty-two".