22012121301 has 8 divisors (see below), whose sum is σ = 29361820800. Its totient is φ = 14668584672.

The previous prime is 22012121297. The next prime is 22012121311. The reversal of 22012121301 is 10312121022.

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

It is not a de Polignac number, because 22012121301 - 2² = 22012121297 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012121311) 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, 1532376 + ... + 1546673.

It is an arithmetic number, because the mean of its divisors is an integer number (3670227600).

Almost surely, 2^22012121301 is an apocalyptic number.

It is an amenable number.

22012121301 is a deficient number, since it is larger than the sum of its proper divisors (7349699499).

22012121301 is a wasteful number, since it uses less digits than its factorization.

22012121301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3081435.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 22012121301 its reverse (10312121022), we get a palindrome (32324242323).

The spelling of 22012121301 in words is "twenty-two billion, twelve million, one hundred twenty-one thousand, three hundred one".