121011201022 has 8 divisors (see below), whose sum is σ = 181594413000. Its totient is φ = 60479730024.

The previous prime is 121011200911. The next prime is 121011201029. The reversal of 121011201022 is 220102110121.

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

It is a junction number, because it is equal to n+sod(n) for n = 121011200993 and 121011201011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121011201029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12929397 + ... + 12938752.

It is an arithmetic number, because the mean of its divisors is an integer number (22699301625).

Almost surely, 2^121011201022 is an apocalyptic number.

121011201022 is a deficient number, since it is larger than the sum of its proper divisors (60583211978).

121011201022 is a wasteful number, since it uses less digits than its factorization.

121011201022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25870490.

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

Adding to 121011201022 its reverse (220102110121), we get a palindrome (341113311143).

Subtracting 121011201022 from its reverse (220102110121), we obtain a palindrome (99090909099).

The spelling of 121011201022 in words is "one hundred twenty-one billion, eleven million, two hundred one thousand, twenty-two".