201022021102 has 32 divisors (see below), whose sum is σ = 360404163072. Its totient is φ = 82220465184.

The previous prime is 201022021093. The next prime is 201022021103. The reversal of 201022021102 is 201120220102.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201022021103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 561973 + ... + 847264.

It is an arithmetic number, because the mean of its divisors is an integer number (11262630096).

Almost surely, 2^201022021102 is an apocalyptic number.

201022021102 is a deficient number, since it is larger than the sum of its proper divisors (159382141970).

201022021102 is a wasteful number, since it uses less digits than its factorization.

201022021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1409712.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 201022021102 its reverse (201120220102), we get a palindrome (402142241204).

The spelling of 201022021102 in words is "two hundred one billion, twenty-two million, twenty-one thousand, one hundred two".