290221101102 has 16 divisors (see below), whose sum is σ = 580450932432. Its totient is φ = 96738912000.

The previous prime is 290221101101. The next prime is 290221101113. The reversal of 290221101102 is 201101122092.

It is a super-3 number, since 3×290221101102³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (290221101101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117352 + ... + 770852.

It is an arithmetic number, because the mean of its divisors is an integer number (36278183277).

Almost surely, 2^290221101102 is an apocalyptic number.

290221101102 is an abundant number, since it is smaller than the sum of its proper divisors (290229831330).

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

290221101102 is a wasteful number, since it uses less digits than its factorization.

290221101102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727523.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 290221101102 its reverse (201101122092), we get a palindrome (491322223194).

The spelling of 290221101102 in words is "two hundred ninety billion, two hundred twenty-one million, one hundred one thousand, one hundred two".