101211012021102 has 32 divisors (see below), whose sum is σ = 202568165563392. Its totient is φ = 33712649986944.

The previous prime is 101211012021079. The next prime is 101211012021109. The reversal of 101211012021102 is 201120210112101.

It is a happy number.

101211012021102 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101211012021109) 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, 142628358 + ... + 143336214.

It is an arithmetic number, because the mean of its divisors is an integer number (6330255173856).

Almost surely, 2^{101211012021102} is an apocalyptic number.

101211012021102 is an abundant number, since it is smaller than the sum of its proper divisors (101357153542290).

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

101211012021102 is a wasteful number, since it uses less digits than its factorization.

101211012021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725032.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101211012021102 its reverse (201120210112101), we get a palindrome (302331222133203).

The spelling of 101211012021102 in words is "one hundred one trillion, two hundred eleven billion, twelve million, twenty-one thousand, one hundred two".