101011120200221 has 32 divisors (see below), whose sum is σ = 135859862124288. Its totient is φ = 72682230666240.

The previous prime is 101011120200169. The next prime is 101011120200233. The reversal of 101011120200221 is 122002021110101.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101011120200221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101011120200196 and 101011120200205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101011120200251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 727917710 + ... + 728056463.

It is an arithmetic number, because the mean of its divisors is an integer number (4245620691384).

Almost surely, 2^{101011120200221} is an apocalyptic number.

101011120200221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

101011120200221 is a deficient number, since it is larger than the sum of its proper divisors (34848741924067).

101011120200221 is a wasteful number, since it uses less digits than its factorization.

101011120200221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1455974261.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101011120200221 its reverse (122002021110101), we get a palindrome (223013141310322).

The spelling of 101011120200221 in words is "one hundred one trillion, eleven billion, one hundred twenty million, two hundred thousand, two hundred twenty-one".