120222121436 has 24 divisors (see below), whose sum is σ = 213381594720. Its totient is φ = 59256187200.

The previous prime is 120222121429. The next prime is 120222121441. The reversal of 120222121436 is 634121222021.

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, 2357246 + ... + 2407706.

It is an arithmetic number, because the mean of its divisors is an integer number (8890899780).

Almost surely, 2^120222121436 is an apocalyptic number.

It is an amenable number.

120222121436 is a deficient number, since it is larger than the sum of its proper divisors (93159473284).

120222121436 is a wasteful number, since it uses less digits than its factorization.

120222121436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58925 (or 58923 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 120222121436 its reverse (634121222021), we get a palindrome (754343343457).

The spelling of 120222121436 in words is "one hundred twenty billion, two hundred twenty-two million, one hundred twenty-one thousand, four hundred thirty-six".