22251512101 has 32 divisors (see below), whose sum is σ = 27870264576. Its totient is φ = 17297280000.

The previous prime is 22251512089. The next prime is 22251512113. The reversal of 22251512101 is 10121515222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22251512089) and next prime (22251512113).

It is not a de Polignac number, because 22251512101 - 2¹¹ = 22251510053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22251512131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1194781 + ... + 1213261.

It is an arithmetic number, because the mean of its divisors is an integer number (870945768).

Almost surely, 2^22251512101 is an apocalyptic number.

It is an amenable number.

22251512101 is a deficient number, since it is larger than the sum of its proper divisors (5618752475).

22251512101 is a wasteful number, since it uses less digits than its factorization.

22251512101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18733.

The product of its (nonzero) digits is 400, while the sum is 22.

The spelling of 22251512101 in words is "twenty-two billion, two hundred fifty-one million, five hundred twelve thousand, one hundred one".