110221001210020 has 24 divisors (see below), whose sum is σ = 231629552280000. Its totient is φ = 44056886248032.

The previous prime is 110221001210011. The next prime is 110221001210039. The reversal of 110221001210020 is 20012100122011.

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, 1969611070 + ... + 1969667029.

It is an arithmetic number, because the mean of its divisors is an integer number (9651231345000).

Almost surely, 2^{110221001210020} is an apocalyptic number.

110221001210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110221001210020 is an abundant number, since it is smaller than the sum of its proper divisors (121408551069980).

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

110221001210020 is a wasteful number, since it uses less digits than its factorization.

110221001210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3939279507 (or 3939279505 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 110221001210020 its reverse (20012100122011), we get a palindrome (130233101332031).

The spelling of 110221001210020 in words is "one hundred ten trillion, two hundred twenty-one billion, one million, two hundred ten thousand, twenty".