101211020220102 has 64 divisors (see below), whose sum is σ = 229468196939520. Its totient is φ = 29502561135744.

The previous prime is 101211020220071. The next prime is 101211020220127. The reversal of 101211020220102 is 201022020112101.

It is a super-2 number, since 2×101211020220102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 253286088 + ... + 253685364.

It is an arithmetic number, because the mean of its divisors is an integer number (3585440577180).

Almost surely, 2^{101211020220102} is an apocalyptic number.

101211020220102 is an abundant number, since it is smaller than the sum of its proper divisors (128257176719418).

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

101211020220102 is a wasteful number, since it uses less digits than its factorization.

101211020220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570357.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101211020220102 its reverse (201022020112101), we get a palindrome (302233040332203).

The spelling of 101211020220102 in words is "one hundred one trillion, two hundred eleven billion, twenty million, two hundred twenty thousand, one hundred two".