1010000221222 has 4 divisors (see below), whose sum is σ = 1515000331836. Its totient is φ = 505000110610.

The previous prime is 1010000221213. The next prime is 1010000221283. The reversal of 1010000221222 is 2221220000101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252500055304 + ... + 252500055307.

It is an arithmetic number, because the mean of its divisors is an integer number (378750082959).

Almost surely, 2^{1010000221222} is an apocalyptic number.

1010000221222 is a deficient number, since it is larger than the sum of its proper divisors (505000110614).

1010000221222 is an equidigital number, since it uses as much as digits as its factorization.

1010000221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505000110613.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1010000221222 its reverse (2221220000101), we get a palindrome (3231220221323).

The spelling of 1010000221222 in words is "one trillion, ten billion, two hundred twenty-one thousand, two hundred twenty-two".