101013212106 has 32 divisors (see below), whose sum is σ = 224680442880. Its totient is φ = 33640075008.

The previous prime is 101013212071. The next prime is 101013212107. The reversal of 101013212106 is 601212310101.

101013212106 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (101013212107) 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, 801751 + ... + 919146.

It is an arithmetic number, because the mean of its divisors is an integer number (7021263840).

Almost surely, 2^101013212106 is an apocalyptic number.

101013212106 is an abundant number, since it is smaller than the sum of its proper divisors (123667230774).

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

101013212106 is a wasteful number, since it uses less digits than its factorization.

101013212106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1721995 (or 1721989 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 101013212106 its reverse (601212310101), we get a palindrome (702225522207).

The spelling of 101013212106 in words is "one hundred one billion, thirteen million, two hundred twelve thousand, one hundred six".