121101020222 has 32 divisors (see below), whose sum is σ = 225876004032. Its totient is φ = 47414191104.

The previous prime is 121101020219. The next prime is 121101020237. The reversal of 121101020222 is 222020101121.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 121101020197 and 121101020206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3412193 + ... + 3447500.

It is an arithmetic number, because the mean of its divisors is an integer number (7058625126).

Almost surely, 2^121101020222 is an apocalyptic number.

121101020222 is a deficient number, since it is larger than the sum of its proper divisors (104774983810).

121101020222 is a wasteful number, since it uses less digits than its factorization.

121101020222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6859812.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 121101020222 its reverse (222020101121), we get a palindrome (343121121343).

The spelling of 121101020222 in words is "one hundred twenty-one billion, one hundred one million, twenty thousand, two hundred twenty-two".