10211211112028 has 12 divisors (see below), whose sum is σ = 17962208149200. Its totient is φ = 5079151640832.

The previous prime is 10211211112021. The next prime is 10211211112051. The reversal of 10211211112028 is 82021111211201.

It is a junction number, because it is equal to n+sod(n) for n = 10211211111994 and 10211211112012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211211112021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6613477928 + ... + 6613479471.

It is an arithmetic number, because the mean of its divisors is an integer number (1496850679100).

Almost surely, 2^{10211211112028} is an apocalyptic number.

It is an amenable number.

10211211112028 is a deficient number, since it is larger than the sum of its proper divisors (7750997037172).

10211211112028 is a wasteful number, since it uses less digits than its factorization.

10211211112028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13226957596 (or 13226957594 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 23.

Adding to 10211211112028 its reverse (82021111211201), we get a palindrome (92232322323229).

The spelling of 10211211112028 in words is "ten trillion, two hundred eleven billion, two hundred eleven million, one hundred twelve thousand, twenty-eight".