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121012002 = 2332240963
BaseRepresentation
bin1110011011001…
…11111100100010
322102201001021000
413031213330202
5221434341002
620001412430
72666404446
oct715477442
9272631230
10121012002
1162343121
123463a116
131c0bc747
1412100826
15a95561c
hex7367f22

121012002 has 16 divisors (see below), whose sum is σ = 268915680. Its totient is φ = 40337316.

The previous prime is 121011997. The next prime is 121012013. The reversal of 121012002 is 200210121.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1120428 + ... + 1120535.

It is an arithmetic number, because the mean of its divisors is an integer number (16807230).

Almost surely, 2121012002 is an apocalyptic number.

121012002 is an abundant number, since it is smaller than the sum of its proper divisors (147903678).

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

121012002 is a wasteful number, since it uses less digits than its factorization.

121012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2240974 (or 2240968 counting only the distinct ones).

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

The square root of 121012002 is about 11000.5455319270. The cubic root of 121012002 is about 494.6250972116.

Adding to 121012002 its reverse (200210121), we get a palindrome (321222123).

The spelling of 121012002 in words is "one hundred twenty-one million, twelve thousand, two".

Divisors: 1 2 3 6 9 18 27 54 2240963 4481926 6722889 13445778 20168667 40337334 60506001 121012002