1101020000220 has 72 divisors (see below), whose sum is σ = 3816869338464. Its totient is φ = 251661714048.

The previous prime is 1101020000209. The next prime is 1101020000243. The reversal of 1101020000220 is 220000201011.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 436911439 + ... + 436913958.

Almost surely, 2^{1101020000220} is an apocalyptic number.

1101020000220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101020000220 is an abundant number, since it is smaller than the sum of its proper divisors (2715849338244).

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

1101020000220 is a wasteful number, since it uses less digits than its factorization.

1101020000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873825419 (or 873825414 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1101020000220 its reverse (220000201011), we get a palindrome (1321020201231).

The spelling of 1101020000220 in words is "one trillion, one hundred one billion, twenty million, two hundred twenty", and thus it is an aban number.