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200101120197 = 31138531573753
BaseRepresentation
bin1011101001011011110…
…1001100100011000101
3201010111101120010022220
42322112331030203011
511234301341321242
6231531501242553
720312456313036
oct2722675144305
9633441503286
10200101120197
1177953958310
1232945563459
1315b3c265804
1499836c4a8d
15531229abec
hex2e96f4c8c5

200101120197 has 16 divisors (see below), whose sum is σ = 291131899968. Its totient is φ = 121241854080.

The previous prime is 200101120181. The next prime is 200101120199. The reversal of 200101120197 is 791021101002.

It is not a de Polignac number, because 200101120197 - 24 = 200101120181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200101120199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 659728 + ... + 914025.

It is an arithmetic number, because the mean of its divisors is an integer number (18195743748).

Almost surely, 2200101120197 is an apocalyptic number.

It is an amenable number.

200101120197 is a deficient number, since it is larger than the sum of its proper divisors (91030779771).

200101120197 is a wasteful number, since it uses less digits than its factorization.

200101120197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1577620.

The product of its (nonzero) digits is 252, while the sum is 24.

Adding to 200101120197 its reverse (791021101002), we get a palindrome (991122221199).

The spelling of 200101120197 in words is "two hundred billion, one hundred one million, one hundred twenty thousand, one hundred ninety-seven".

Divisors: 1 3 11 33 3853 11559 42383 127149 1573753 4721259 17311283 51933849 6063670309 18191010927 66700373399 200101120197