Search a number
-
+
122002110 = 23251355579
BaseRepresentation
bin1110100010110…
…01101010111110
322111120100102200
413101121222332
5222213031420
620034532330
73011000166
oct721315276
9274510380
10122002110
1162959a9a
1234a370a6
131c3782c9
14122bb5a6
15aa9db90
hex7459abe

122002110 has 24 divisors (see below), whose sum is σ = 317205720. Its totient is φ = 32533872.

The previous prime is 122002103. The next prime is 122002117. The reversal of 122002110 is 11200221.

Adding to 122002110 its reverse (11200221), we get a palindrome (133202331).

It is an interprime number because it is at equal distance from previous prime (122002103) and next prime (122002117).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 122002092 and 122002101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122002117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 677700 + ... + 677879.

It is an arithmetic number, because the mean of its divisors is an integer number (13216905).

Almost surely, 2122002110 is an apocalyptic number.

122002110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122002110 is an abundant number, since it is smaller than the sum of its proper divisors (195203610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122002110 is a wasteful number, since it uses less digits than its factorization.

122002110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355592 (or 1355589 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 122002110 is about 11045.4565319864. The cubic root of 122002110 is about 495.9704256343.

The spelling of 122002110 in words is "one hundred twenty-two million, two thousand, one hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 1355579 2711158 4066737 6777895 8133474 12200211 13555790 20333685 24400422 40667370 61001055 122002110