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106021112261 = 1031496908263
BaseRepresentation
bin110001010111101011…
…0011100100111000101
3101010122210102112111112
41202233112130213011
53214112401043021
6120412212214405
710442205404441
oct1425726344705
9333583375445
10106021112261
1140a66176939
121866a30a405
139cc808ac6c
1451ba9a7821
152b57b42d5b
hex18af59c9c5

106021112261 has 8 divisors (see below), whose sum is σ = 107768918400. Its totient is φ = 104287123152.

The previous prime is 106021112243. The next prime is 106021112269. The reversal of 106021112261 is 162211120601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 106021112261 - 210 = 106021111237 is a prime.

It is a super-2 number, since 2×1060211122612 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106021112269) 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, 3438785 + ... + 3469478.

It is an arithmetic number, because the mean of its divisors is an integer number (13471114800).

Almost surely, 2106021112261 is an apocalyptic number.

It is an amenable number.

106021112261 is a deficient number, since it is larger than the sum of its proper divisors (1747806139).

106021112261 is a wasteful number, since it uses less digits than its factorization.

106021112261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6908515.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 106021112261 its reverse (162211120601), we get a palindrome (268232232862).

The spelling of 106021112261 in words is "one hundred six billion, twenty-one million, one hundred twelve thousand, two hundred sixty-one".

Divisors: 1 103 149 15347 6908263 711551089 1029331187 106021112261