1022301323220 has 48 divisors (see below), whose sum is σ = 2862502957440. Its totient is φ = 272608043136.

The previous prime is 1022301323213. The next prime is 1022301323227. The reversal of 1022301323220 is 223231032201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1022301323213) and next prime (1022301323227).

It is a super-2 number, since 2×1022301323220² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022301323227) 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, 3318921 + ... + 3613839.

It is an arithmetic number, because the mean of its divisors is an integer number (59635478280).

Almost surely, 2^{1022301323220} is an apocalyptic number.

1022301323220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022301323220 is an abundant number, since it is smaller than the sum of its proper divisors (1840201634220).

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

1022301323220 is a wasteful number, since it uses less digits than its factorization.

1022301323220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352704 (or 352702 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1022301323220 its reverse (223231032201), we get a palindrome (1245532355421).

The spelling of 1022301323220 in words is "one trillion, twenty-two billion, three hundred one million, three hundred twenty-three thousand, two hundred twenty".