1022202320020 has 48 divisors (see below), whose sum is σ = 2453362224768. Its totient is φ = 350458416000.

The previous prime is 1022202320017. The next prime is 1022202320081. The reversal of 1022202320020 is 200232022201.

It is a junction number, because it is equal to n+sod(n) for n = 1022202319976 and 1022202320003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5295319 + ... + 5484961.

It is an arithmetic number, because the mean of its divisors is an integer number (51111713016).

Almost surely, 2^{1022202320020} is an apocalyptic number.

1022202320020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022202320020 is an abundant number, since it is smaller than the sum of its proper divisors (1431159904748).

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

1022202320020 is a wasteful number, since it uses less digits than its factorization.

1022202320020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228160 (or 228158 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 1022202320020 its reverse (200232022201), we get a palindrome (1222434342221).

The spelling of 1022202320020 in words is "one trillion, twenty-two billion, two hundred two million, three hundred twenty thousand, twenty".