10021101111222 has 32 divisors (see below), whose sum is σ = 20922498616320. Its totient is φ = 3193774531200.

The previous prime is 10021101111209. The next prime is 10021101111253. The reversal of 10021101111222 is 22211110112001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15119347 + ... + 15768222.

It is an arithmetic number, because the mean of its divisors is an integer number (653828081760).

Almost surely, 2^{10021101111222} is an apocalyptic number.

10021101111222 is an abundant number, since it is smaller than the sum of its proper divisors (10901397505098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10021101111222 is a wasteful number, since it uses less digits than its factorization.

10021101111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30889948.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10021101111222 its reverse (22211110112001), we get a palindrome (32232211223223).

The spelling of 10021101111222 in words is "ten trillion, twenty-one billion, one hundred one million, one hundred eleven thousand, two hundred twenty-two".