1002111222110 has 16 divisors (see below), whose sum is σ = 1807909092000. Its totient is φ = 399931401696.

The previous prime is 1002111222089. The next prime is 1002111222137. The reversal of 1002111222110 is 112221112001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114131285 + ... + 114140064.

It is an arithmetic number, because the mean of its divisors is an integer number (112994318250).

Almost surely, 2^{1002111222110} is an apocalyptic number.

1002111222110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002111222110 is a deficient number, since it is larger than the sum of its proper divisors (805797869890).

1002111222110 is a wasteful number, since it uses less digits than its factorization.

1002111222110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228271795.

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

Adding to 1002111222110 its reverse (112221112001), we get a palindrome (1114332334111).

It can be divided in two parts, 1002111 and 222110, that added together give a palindrome (1224221).

The spelling of 1002111222110 in words is "one trillion, two billion, one hundred eleven million, two hundred twenty-two thousand, one hundred ten".