1022211220010 has 16 divisors (see below), whose sum is σ = 1839991738536. Its totient is φ = 408881923008.

The previous prime is 1022211219977. The next prime is 1022211220033. The reversal of 1022211220010 is 100221122201.

It can be written as a sum of positive squares in 4 ways, for example, as 1008399564481 + 13811655529 = 1004191^2 + 117523^2 .

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, 2793224 + ... + 3137916.

Almost surely, 2^{1022211220010} is an apocalyptic number.

1022211220010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1022211220010 is a deficient number, since it is larger than the sum of its proper divisors (817780518526).

1022211220010 is a wasteful number, since it uses less digits than its factorization.

1022211220010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641257.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1022211220010 its reverse (100221122201), we get a palindrome (1122432342211).

It can be divided in two parts, 102221 and 1220010, that added together give a palindrome (1322231).

The spelling of 1022211220010 in words is "one trillion, twenty-two billion, two hundred eleven million, two hundred twenty thousand, ten".