22321020101 has 4 divisors (see below), whose sum is σ = 22454679072. Its totient is φ = 22187361132.

The previous prime is 22321020083. The next prime is 22321020103. The reversal of 22321020101 is 10102012322.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22321020101 is a prime.

It is a super-3 number, since 3×22321020101³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22321020103) 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, 66829235 + ... + 66829568.

It is an arithmetic number, because the mean of its divisors is an integer number (5613669768).

Almost surely, 2^22321020101 is an apocalyptic number.

It is an amenable number.

22321020101 is a deficient number, since it is larger than the sum of its proper divisors (133658971).

22321020101 is a wasteful number, since it uses less digits than its factorization.

22321020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133658970.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 22321020101 its reverse (10102012322), we get a palindrome (32423032423).

It can be divided in two parts, 22 and 321020101, that added together give a palindrome (321020123).

The spelling of 22321020101 in words is "twenty-two billion, three hundred twenty-one million, twenty thousand, one hundred one".