1102012212220 has 24 divisors (see below), whose sum is σ = 2316453048000. Its totient is φ = 440380617792.

The previous prime is 1102012212211. The next prime is 1102012212233. The reversal of 1102012212220 is 222122102011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1102012212194 and 1102012212203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26495395 + ... + 26536954.

It is an arithmetic number, because the mean of its divisors is an integer number (96518877000).

Almost surely, 2^{1102012212220} is an apocalyptic number.

1102012212220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102012212220 is an abundant number, since it is smaller than the sum of its proper divisors (1214440835780).

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

1102012212220 is a wasteful number, since it uses less digits than its factorization.

1102012212220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53033397 (or 53033395 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1102012212220 its reverse (222122102011), we get a palindrome (1324134314231).

The spelling of 1102012212220 in words is "one trillion, one hundred two billion, twelve million, two hundred twelve thousand, two hundred twenty".