1021022196 has 24 divisors (see below), whose sum is σ = 2383164000. Its totient is φ = 340229472.

The previous prime is 1021022173. The next prime is 1021022201. The reversal of 1021022196 is 6912201201.

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, 29830 + ... + 54146.

It is an arithmetic number, because the mean of its divisors is an integer number (99298500).

Almost surely, 2^1021022196 is an apocalyptic number.

It is an amenable number.

1021022196 is an abundant number, since it is smaller than the sum of its proper divisors (1362141804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1021022196 is a wasteful number, since it uses less digits than its factorization.

1021022196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27823 (or 27821 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 1021022196 is about 31953.4379370984. The cubic root of 1021022196 is about 1006.9588605965.

Adding to 1021022196 its reverse (6912201201), we get a palindrome (7933223397).

The spelling of 1021022196 in words is "one billion, twenty-one million, twenty-two thousand, one hundred ninety-six".