1000222021110 has 64 divisors (see below), whose sum is σ = 2585326528512. Its totient is φ = 246195421056.

The previous prime is 1000222021087. The next prime is 1000222021133. The reversal of 1000222021110 is 111202220001.

It is an interprime number because it is at equal distance from previous prime (1000222021087) and next prime (1000222021133).

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, 8744307 + ... + 8857953.

It is an arithmetic number, because the mean of its divisors is an integer number (40395727008).

Almost surely, 2^{1000222021110} is an apocalyptic number.

1000222021110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000222021110 is an abundant number, since it is smaller than the sum of its proper divisors (1585104507402).

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

1000222021110 is a wasteful number, since it uses less digits than its factorization.

1000222021110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136237.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1000222021110 its reverse (111202220001), we get a palindrome (1111424241111).

The spelling of 1000222021110 in words is "one trillion, two hundred twenty-two million, twenty-one thousand, one hundred ten".