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122023030 = 2512202303
BaseRepresentation
bin1110100010111…
…10110001110110
322111121102010111
413101132301312
5222214214110
620035213234
73011115163
oct721366166
9274542114
10122023030
1162973788
1234a4721a
131c38499c
14122c506a
15aaa4e8a
hex745ec76

122023030 has 8 divisors (see below), whose sum is σ = 219641472. Its totient is φ = 48809208.

The previous prime is 122023001. The next prime is 122023043. The reversal of 122023030 is 30320221.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 122023030.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6101142 + ... + 6101161.

It is an arithmetic number, because the mean of its divisors is an integer number (27455184).

Almost surely, 2122023030 is an apocalyptic number.

122023030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122023030 is a deficient number, since it is larger than the sum of its proper divisors (97618442).

122023030 is a wasteful number, since it uses less digits than its factorization.

122023030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12202310.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 122023030 is about 11046.4034871084. The cubic root of 122023030 is about 495.9987724345.

Adding to 122023030 its reverse (30320221), we get a palindrome (152343251).

The spelling of 122023030 in words is "one hundred twenty-two million, twenty-three thousand, thirty".

Divisors: 1 2 5 10 12202303 24404606 61011515 122023030