110120021221002 has 48 divisors (see below), whose sum is σ = 243107596673760. Its totient is φ = 33056666743680.

The previous prime is 110120021220997. The next prime is 110120021221003. The reversal of 110120021221002 is 200122120021011.

It is not an unprimeable number, because it can be changed into a prime (110120021221003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 419796052 + ... + 420058287.

It is an arithmetic number, because the mean of its divisors is an integer number (5064741597370).

Almost surely, 2^{110120021221002} is an apocalyptic number.

110120021221002 is an abundant number, since it is smaller than the sum of its proper divisors (132987575452758).

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

110120021221002 is a wasteful number, since it uses less digits than its factorization.

110120021221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839854439 (or 839854398 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 110120021221002 its reverse (200122120021011), we get a palindrome (310242141242013).

The spelling of 110120021221002 in words is "one hundred ten trillion, one hundred twenty billion, twenty-one million, two hundred twenty-one thousand, two".