201222012244100 has 36 divisors (see below), whose sum is σ = 436654110931584. Its totient is φ = 80488372757280.

The previous prime is 201222012244091. The next prime is 201222012244109. The reversal of 201222012244100 is 1442210222102.

It is an interprime number because it is at equal distance from previous prime (201222012244091) and next prime (201222012244109).

It is not an unprimeable number, because it can be changed into a prime (201222012244109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13651337 + ... + 24265263.

Almost surely, 2^{201222012244100} is an apocalyptic number.

201222012244100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201222012244100 is an abundant number, since it is smaller than the sum of its proper divisors (235432098687484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201222012244100 is a wasteful number, since it uses less digits than its factorization.

201222012244100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10803524 (or 10803517 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 201222012244100 its reverse (1442210222102), we get a palindrome (202664222466202).

The spelling of 201222012244100 in words is "two hundred one trillion, two hundred twenty-two billion, twelve million, two hundred forty-four thousand, one hundred".