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122025201 = 31719125929
BaseRepresentation
bin1110100010111…
…11010011110001
322111121112002220
413101133103301
5222214301301
620035231253
73011124414
oct721372361
9274545086
10122025201
1162975381
1234a48529
131c38597c
14122c5b7b
15aaa5936
hex745f4f1

122025201 has 16 divisors (see below), whose sum is σ = 181339200. Its totient is φ = 72534528.

The previous prime is 122025199. The next prime is 122025209. The reversal of 122025201 is 102520221.

It is not a de Polignac number, because 122025201 - 21 = 122025199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122025209) 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, 61996 + ... + 63933.

It is an arithmetic number, because the mean of its divisors is an integer number (11333700).

Almost surely, 2122025201 is an apocalyptic number.

It is an amenable number.

122025201 is a deficient number, since it is larger than the sum of its proper divisors (59313999).

122025201 is a wasteful number, since it uses less digits than its factorization.

122025201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125968.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 122025201 is about 11046.5017539491. The cubic root of 122025201 is about 496.0017139747.

Adding to 122025201 its reverse (102520221), we get a palindrome (224545422).

The spelling of 122025201 in words is "one hundred twenty-two million, twenty-five thousand, two hundred one".

Divisors: 1 3 17 19 51 57 323 969 125929 377787 2140793 2392651 6422379 7177953 40675067 122025201