1022021122210 has 32 divisors (see below), whose sum is σ = 2013414967872. Its totient is φ = 370433465280.

The previous prime is 1022021122189. The next prime is 1022021122217. The reversal of 1022021122210 is 122211202201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1022021122217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15098317 + ... + 15165856.

It is an arithmetic number, because the mean of its divisors is an integer number (62919217746).

Almost surely, 2^{1022021122210} is an apocalyptic number.

1022021122210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1022021122210 is a deficient number, since it is larger than the sum of its proper divisors (991393845662).

1022021122210 is a wasteful number, since it uses less digits than its factorization.

1022021122210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30264498.

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

Adding to 1022021122210 its reverse (122211202201), we get a palindrome (1144232324411).

The spelling of 1022021122210 in words is "one trillion, twenty-two billion, twenty-one million, one hundred twenty-two thousand, two hundred ten".