10221212001022 has 64 divisors (see below), whose sum is σ = 18461752823808. Its totient is φ = 4189757760000.

The previous prime is 10221212001017. The next prime is 10221212001031. The reversal of 10221212001022 is 22010021212201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10221212000987 and 10221212001005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3193338 + ... + 5535325.

It is an arithmetic number, because the mean of its divisors is an integer number (288464887872).

Almost surely, 2^{10221212001022} is an apocalyptic number.

10221212001022 is a deficient number, since it is larger than the sum of its proper divisors (8240540822786).

10221212001022 is a wasteful number, since it uses less digits than its factorization.

10221212001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8728825.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10221212001022 its reverse (22010021212201), we get a palindrome (32231233213223).

The spelling of 10221212001022 in words is "ten trillion, two hundred twenty-one billion, two hundred twelve million, one thousand, twenty-two".