121102822 has 4 divisors (see below), whose sum is σ = 181654236. Its totient is φ = 60551410.

The previous prime is 121102801. The next prime is 121102823. The reversal of 121102822 is 228201121.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 121102822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121102823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30275704 + ... + 30275707.

It is an arithmetic number, because the mean of its divisors is an integer number (45413559).

Almost surely, 2^121102822 is an apocalyptic number.

121102822 is a deficient number, since it is larger than the sum of its proper divisors (60551414).

121102822 is an equidigital number, since it uses as much as digits as its factorization.

121102822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60551413.

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 121102822 is about 11004.6727347977. The cubic root of 121102822 is about 494.7488056517.

Adding to 121102822 its reverse (228201121), we get a palindrome (349303943).

The spelling of 121102822 in words is "one hundred twenty-one million, one hundred two thousand, eight hundred twenty-two".