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20122030010 = 252387487087
BaseRepresentation
bin10010101111010111…
…011100111110111010
31220221100011000221202
4102233113130332322
5312202214430020
613124404534202
71311433301345
oct225727347672
956840130852
1020122030010
1185963a7a75
123a969b1362
131b88a62844
14d8c5ad45c
157cb822e75
hex4af5dcfba

20122030010 has 16 divisors (see below), whose sum is σ = 37794422016. Its totient is φ = 7698863568.

The previous prime is 20122030003. The next prime is 20122030037. The reversal of 20122030010 is 1003022102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20122029973 and 20122030000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43743314 + ... + 43743773.

It is an arithmetic number, because the mean of its divisors is an integer number (2362151376).

Almost surely, 220122030010 is an apocalyptic number.

20122030010 is a deficient number, since it is larger than the sum of its proper divisors (17672392006).

20122030010 is a wasteful number, since it uses less digits than its factorization.

20122030010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87487117.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 20122030010 its reverse (1003022102), we get a palindrome (21125052112).

The spelling of 20122030010 in words is "twenty billion, one hundred twenty-two million, thirty thousand, ten".

Divisors: 1 2 5 10 23 46 115 230 87487087 174974174 437435435 874870870 2012203001 4024406002 10061015005 20122030010