22011022020220 has 24 divisors (see below), whose sum is σ = 46223275702464. Its totient is φ = 8804384149056.

The previous prime is 22011022020199. The next prime is 22011022020259. The reversal of 22011022020220 is 2202022011022.

It is a junction number, because it is equal to n+sod(n) for n = 22011022020194 and 22011022020203.

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, 6908029 + ... + 9578251.

It is an arithmetic number, because the mean of its divisors is an integer number (1925969820936).

Almost surely, 2^{22011022020220} is an apocalyptic number.

22011022020220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22011022020220 is an abundant number, since it is smaller than the sum of its proper divisors (24212253682244).

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

22011022020220 is a wasteful number, since it uses less digits than its factorization.

22011022020220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3082389 (or 3082387 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22011022020220 its reverse (2202022011022), we get a palindrome (24213044031242).

The spelling of 22011022020220 in words is "twenty-two trillion, eleven billion, twenty-two million, twenty thousand, two hundred twenty".