1021122021196 has 24 divisors (see below), whose sum is σ = 1788448072320. Its totient is φ = 510137041152.

The previous prime is 1021122021079. The next prime is 1021122021203. The reversal of 1021122021196 is 6911202211201.

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, 24989310 + ... + 25030138.

It is an arithmetic number, because the mean of its divisors is an integer number (74518669680).

Almost surely, 2^{1021122021196} is an apocalyptic number.

It is an amenable number.

1021122021196 is a deficient number, since it is larger than the sum of its proper divisors (767326051124).

1021122021196 is a wasteful number, since it uses less digits than its factorization.

1021122021196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45873 (or 45871 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 28.

Adding to 1021122021196 its reverse (6911202211201), we get a palindrome (7932324232397).

The spelling of 1021122021196 in words is "one trillion, twenty-one billion, one hundred twenty-two million, twenty-one thousand, one hundred ninety-six".