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122013301 = 177177253
BaseRepresentation
bin1110100010111…
…00011001110101
322111120220210011
413101130121311
5222213411201
620035100221
73011044624
oct721343165
9274526704
10122013301
1162967443
1234a41671
131c380427
14122c16bb
15aaa2151
hex745c675

122013301 has 4 divisors (see below), whose sum is σ = 129190572. Its totient is φ = 114836032.

The previous prime is 122013299. The next prime is 122013313. The reversal of 122013301 is 103310221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 58890276 + 63123025 = 7674^2 + 7945^2 .

It is a cyclic number.

It is not a de Polignac number, because 122013301 - 21 = 122013299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122013341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3588610 + ... + 3588643.

It is an arithmetic number, because the mean of its divisors is an integer number (32297643).

Almost surely, 2122013301 is an apocalyptic number.

It is an amenable number.

122013301 is a deficient number, since it is larger than the sum of its proper divisors (7177271).

122013301 is an equidigital number, since it uses as much as digits as its factorization.

122013301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7177270.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 122013301 is about 11045.9631087561. The cubic root of 122013301 is about 495.9855899495.

Adding to 122013301 its reverse (103310221), we get a palindrome (225323522).

The spelling of 122013301 in words is "one hundred twenty-two million, thirteen thousand, three hundred one".

Divisors: 1 17 7177253 122013301