1011002222 has 4 divisors (see below), whose sum is σ = 1516503336. Its totient is φ = 505501110.

The previous prime is 1011002173. The next prime is 1011002243. The reversal of 1011002222 is 2222001101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2222001101 = 173 ⋅12843937.

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, 252750554 + ... + 252750557.

It is an arithmetic number, because the mean of its divisors is an integer number (379125834).

Almost surely, 2^1011002222 is an apocalyptic number.

1011002222 is a deficient number, since it is larger than the sum of its proper divisors (505501114).

1011002222 is an equidigital number, since it uses as much as digits as its factorization.

1011002222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505501113.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1011002222 is about 31796.2611324036. The cubic root of 1011002222 is about 1003.6540390689.

Adding to 1011002222 its reverse (2222001101), we get a palindrome (3233003323).

The spelling of 1011002222 in words is "one billion, eleven million, two thousand, two hundred twenty-two".