10221201011012 has 12 divisors (see below), whose sum is σ = 18828528178320. Its totient is φ = 4841621531496.

The previous prime is 10221201011009. The next prime is 10221201011027. The reversal of 10221201011012 is 21011010212201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67244743418 + ... + 67244743569.

It is an arithmetic number, because the mean of its divisors is an integer number (1569044014860).

Almost surely, 2^{10221201011012} is an apocalyptic number.

It is an amenable number.

10221201011012 is a deficient number, since it is larger than the sum of its proper divisors (8607327167308).

10221201011012 is a wasteful number, since it uses less digits than its factorization.

10221201011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134489487010 (or 134489487008 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10221201011012 its reverse (21011010212201), we get a palindrome (31232211223213).

The spelling of 10221201011012 in words is "ten trillion, two hundred twenty-one billion, two hundred one million, eleven thousand, twelve".