121041020422 has 16 divisors (see below), whose sum is σ = 208658108160. Its totient is φ = 51584919048.

The previous prime is 121041020383. The next prime is 121041020473. The reversal of 121041020422 is 224020140121.

It is a self number, because there is not a number n which added to its sum of digits gives 121041020422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24147738 + ... + 24152749.

It is an arithmetic number, because the mean of its divisors is an integer number (13041131760).

Almost surely, 2^121041020422 is an apocalyptic number.

121041020422 is a deficient number, since it is larger than the sum of its proper divisors (87617087738).

121041020422 is a wasteful number, since it uses less digits than its factorization.

121041020422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48300675.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 121041020422 its reverse (224020140121), we get a palindrome (345061160543).

The spelling of 121041020422 in words is "one hundred twenty-one billion, forty-one million, twenty thousand, four hundred twenty-two".