1021022122210 has 16 divisors (see below), whose sum is σ = 1837943164800. Its totient is φ = 408385883376.

The previous prime is 1021022122199. The next prime is 1021022122243. The reversal of 1021022122210 is 122212201201.

It is a happy 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, 2683380 + ... + 3040159.

It is an arithmetic number, because the mean of its divisors is an integer number (114871447800).

Almost surely, 2^{1021022122210} is an apocalyptic number.

1021022122210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021022122210 is a deficient number, since it is larger than the sum of its proper divisors (816921042590).

1021022122210 is a wasteful number, since it uses less digits than its factorization.

1021022122210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5741385.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1021022122210 its reverse (122212201201), we get a palindrome (1143234323411).

The spelling of 1021022122210 in words is "one trillion, twenty-one billion, twenty-two million, one hundred twenty-two thousand, two hundred ten".