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122021211202001 = 1911889338197199
BaseRepresentation
bin11011101111101001000110…
…111100101110000111010001
3121000001010002000020120221122
4123233221012330232013101
5111443143420031431001
61111303434235332025
734462512236011256
oct3357510674560721
9530033060216848
10122021211202001
11359749a5701001
12118286408b1015
135311721282b37
14221bc02a0d42d
15e190b989db1b
hex6efa46f2e1d1

122021211202001 has 8 divisors (see below), whose sum is σ = 122724999936000. Its totient is φ = 121318098866560.

The previous prime is 122021211201991. The next prime is 122021211202013. The reversal of 122021211202001 is 100202112120221.

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 122021211202001 - 26 = 122021211201937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122021211202061) 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, 168737801 + ... + 169459398.

It is an arithmetic number, because the mean of its divisors is an integer number (15340624992000).

Almost surely, 2122021211202001 is an apocalyptic number.

It is an amenable number.

122021211202001 is a deficient number, since it is larger than the sum of its proper divisors (703788733999).

122021211202001 is a wasteful number, since it uses less digits than its factorization.

122021211202001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338199279.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 122021211202001 its reverse (100202112120221), we get a palindrome (222223323322222).

The spelling of 122021211202001 in words is "one hundred twenty-two trillion, twenty-one billion, two hundred eleven million, two hundred two thousand, one".

Divisors: 1 191 1889 360799 338197199 64595665009 638854508911 122021211202001