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122023021121 = 983550722541
BaseRepresentation
bin111000110100100100…
…0111000101001000001
3102122221222211201202122
41301221020320221001
53444400343133441
6132020120454025
711546562365111
oct1615110705101
9378858751678
10122023021121
11478278a5901
121b79531a315
13b678361ca1
145c97cb5041
1532928b434b
hex1c69238a41

122023021121 has 8 divisors (see below), whose sum is σ = 122174754624. Its totient is φ = 121871345680.

The previous prime is 122023021063. The next prime is 122023021129. The reversal of 122023021121 is 121120320221.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-122023021121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122023021121.

It is not an unprimeable number, because it can be changed into a prime (122023021129) 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, 5402111 + ... + 5424651.

It is an arithmetic number, because the mean of its divisors is an integer number (15271844328).

Almost surely, 2122023021121 is an apocalyptic number.

It is an amenable number.

122023021121 is a deficient number, since it is larger than the sum of its proper divisors (151733503).

122023021121 is an equidigital number, since it uses as much as digits as its factorization.

122023021121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29031.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 122023021121 its reverse (121120320221), we get a palindrome (243143341342).

The spelling of 122023021121 in words is "one hundred twenty-two billion, twenty-three million, twenty-one thousand, one hundred twenty-one".

Divisors: 1 983 5507 22541 5413381 22157803 124133287 122023021121