121106722 has 24 divisors (see below), whose sum is σ = 210193200. Its totient is φ = 52149240.

The previous prime is 121106719. The next prime is 121106723. The reversal of 121106722 is 227601121.

It is a happy number.

It is a super-2 number, since 2×121106722² = 29333676227170568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 121106693 and 121106702.

It is not an unprimeable number, because it can be changed into a prime (121106723) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8572 + ... + 17767.

It is an arithmetic number, because the mean of its divisors is an integer number (8758050).

Almost surely, 2^121106722 is an apocalyptic number.

121106722 is a deficient number, since it is larger than the sum of its proper divisors (89086478).

121106722 is a wasteful number, since it uses less digits than its factorization.

121106722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26382 (or 26371 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 121106722 is about 11004.8499308260. The cubic root of 121106722 is about 494.7541165646.

Adding to 121106722 its reverse (227601121), we get a palindrome (348707843).

The spelling of 121106722 in words is "one hundred twenty-one million, one hundred six thousand, seven hundred twenty-two".