101222021001012 has 24 divisors (see below), whose sum is σ = 236307027849312. Its totient is φ = 33723200498400.

The previous prime is 101222021000977. The next prime is 101222021001019. The reversal of 101222021001012 is 210100120222101.

It is a junction number, because it is equal to n+sod(n) for n = 101222021000982 and 101222021001000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101222021001019) 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, 2184121939 + ... + 2184168282.

It is an arithmetic number, because the mean of its divisors is an integer number (9846126160388).

Almost surely, 2^{101222021001012} is an apocalyptic number.

101222021001012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101222021001012 is an abundant number, since it is smaller than the sum of its proper divisors (135085006848300).

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

101222021001012 is a wasteful number, since it uses less digits than its factorization.

101222021001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4368292159 (or 4368292157 counting only the distinct ones).

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

Adding to 101222021001012 its reverse (210100120222101), we get a palindrome (311322141223113).

The spelling of 101222021001012 in words is "one hundred one trillion, two hundred twenty-two billion, twenty-one million, one thousand, twelve".