22101212120103 has 24 divisors (see below), whose sum is σ = 31950525734400. Its totient is φ = 14721891413904.

The previous prime is 22101212120101. The next prime is 22101212120107. The reversal of 22101212120103 is 30102121210122.

It is not a de Polignac number, because 22101212120103 - 2¹ = 22101212120101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101212120101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52606488 + ... + 53024946.

It is an arithmetic number, because the mean of its divisors is an integer number (1331271905600).

Almost surely, 2^{22101212120103} is an apocalyptic number.

22101212120103 is a deficient number, since it is larger than the sum of its proper divisors (9849313614297).

22101212120103 is a wasteful number, since it uses less digits than its factorization.

22101212120103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423331 (or 423328 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 22101212120103 its reverse (30102121210122), we get a palindrome (52203333330225).

The spelling of 22101212120103 in words is "twenty-two trillion, one hundred one billion, two hundred twelve million, one hundred twenty thousand, one hundred three".