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20012011202202 = 2323157867918587
BaseRepresentation
bin1001000110011011010001…
…10100011010011010011010
32121212010111110122210112120
410203031220310122122122
510110334044331432302
6110321220243522110
74133551202403045
oct443155064323232
977763443583476
1020012011202202
116416056680028
1222b2566089336
13b2218086b386
144d282d553c5c
1524a8595ba9bc
hex123368d1a69a

20012011202202 has 32 divisors (see below), whose sum is σ = 41764507310592. Its totient is φ = 6380593888944.

The previous prime is 20012011202149. The next prime is 20012011202213. The reversal of 20012011202202 is 20220211021002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21326353 + ... + 22244939.

It is an arithmetic number, because the mean of its divisors is an integer number (1305140853456).

Almost surely, 220012011202202 is an apocalyptic number.

20012011202202 is an abundant number, since it is smaller than the sum of its proper divisors (21752496108390).

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

20012011202202 is a wasteful number, since it uses less digits than its factorization.

20012011202202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076482.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20012011202202 its reverse (20220211021002), we get a palindrome (40232222223204).

The spelling of 20012011202202 in words is "twenty trillion, twelve billion, eleven million, two hundred two thousand, two hundred two".

Divisors: 1 2 3 6 23 46 69 138 157867 315734 473601 918587 947202 1837174 2755761 3630941 5511522 7261882 10892823 21127501 21785646 42255002 63382503 126765006 145014573929 290029147858 435043721787 870087443574 3335335200367 6670670400734 10006005601101 20012011202202