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122230333021 = 1571993912247
BaseRepresentation
bin111000111010101111…
…1101101111001011101
3102200111102221021020011
41301311133231321131
54000311431124041
6132052444123221
711554660455016
oct1616537557135
9380442837204
10122230333021
1147923922355
121b832836511
13b6ac2a9454
145cb763c00d
1532a5bb4e81
hex1c757ede5d

122230333021 has 8 divisors (see below), whose sum is σ = 123627036800. Its totient is φ = 120841454448.

The previous prime is 122230333003. The next prime is 122230333063. The reversal of 122230333021 is 120333032221.

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 122230333021 - 217 = 122230201949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122230332983 and 122230333001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122230336021) 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, 1924881 + ... + 1987366.

It is an arithmetic number, because the mean of its divisors is an integer number (15453379600).

Almost surely, 2122230333021 is an apocalyptic number.

It is an amenable number.

122230333021 is a deficient number, since it is larger than the sum of its proper divisors (1396703779).

122230333021 is a wasteful number, since it uses less digits than its factorization.

122230333021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3912603.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 122230333021 its reverse (120333032221), we get a palindrome (242563365242).

The spelling of 122230333021 in words is "one hundred twenty-two billion, two hundred thirty million, three hundred thirty-three thousand, twenty-one".

Divisors: 1 157 199 31243 3912247 614222779 778537153 122230333021