121022201100111 has 8 divisors (see below), whose sum is σ = 165724095200304. Its totient is φ = 78500887200000.

The previous prime is 121022201100107. The next prime is 121022201100121. The reversal of 121022201100111 is 111001102220121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 121022201100111 - 2² = 121022201100107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121022201100121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 545145049890 + ... + 545145050111.

It is an arithmetic number, because the mean of its divisors is an integer number (20715511900038).

Almost surely, 2^{121022201100111} is an apocalyptic number.

121022201100111 is a deficient number, since it is larger than the sum of its proper divisors (44701894100193).

121022201100111 is a wasteful number, since it uses less digits than its factorization.

121022201100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090290100041.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 121022201100111 its reverse (111001102220121), we get a palindrome (232023303320232).

The spelling of 121022201100111 in words is "one hundred twenty-one trillion, twenty-two billion, two hundred one million, one hundred thousand, one hundred eleven".