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122132033221 = 11109101861579
BaseRepresentation
bin111000110111110100…
…0101110111011000101
3102200020120222010020211
41301233220232323011
54000111300030341
6132035013155421
711552355103462
oct1615750567305
9380216863224
10122132033221
1147883392250
121b80592bb71
13b694b0c7a3
145ca8570669
15329c249181
hex1c6fa2eec5

122132033221 has 8 divisors (see below), whose sum is σ = 134457285600. Its totient is φ = 110010504240.

The previous prime is 122132033213. The next prime is 122132033227. The reversal of 122132033221 is 122330231221.

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 122132033221 - 23 = 122132033213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122132033192 and 122132033201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122132033227) 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, 50929591 + ... + 50931988.

It is an arithmetic number, because the mean of its divisors is an integer number (16807160700).

Almost surely, 2122132033221 is an apocalyptic number.

122132033221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122132033221 is a deficient number, since it is larger than the sum of its proper divisors (12325252379).

122132033221 is a wasteful number, since it uses less digits than its factorization.

122132033221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101861699.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 122132033221 its reverse (122330231221), we get a palindrome (244462264442).

The spelling of 122132033221 in words is "one hundred twenty-two billion, one hundred thirty-two million, thirty-three thousand, two hundred twenty-one".

Divisors: 1 11 109 1199 101861579 1120477369 11102912111 122132033221