1021013422 has 16 divisors (see below), whose sum is σ = 1799268912. Its totient is φ = 428397120.

The previous prime is 1021013419. The next prime is 1021013491. The reversal of 1021013422 is 2243101201.

It is a junction number, because it is equal to n+sod(n) for n = 1021013396 and 1021013405.

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, 1784703 + ... + 1785274.

It is an arithmetic number, because the mean of its divisors is an integer number (112454307).

Almost surely, 2^1021013422 is an apocalyptic number.

1021013422 is a deficient number, since it is larger than the sum of its proper divisors (778255490).

1021013422 is a wasteful number, since it uses less digits than its factorization.

1021013422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3570003.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1021013422 is about 31953.3006432825. The cubic root of 1021013422 is about 1006.9559762053.

Adding to 1021013422 its reverse (2243101201), we get a palindrome (3264114623).

It can be divided in two parts, 10210 and 13422, that added together give a palindrome (23632).

The spelling of 1021013422 in words is "one billion, twenty-one million, thirteen thousand, four hundred twenty-two".