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200101211020 = 22526173823103
BaseRepresentation
bin1011101001011011110…
…1100010101110001100
3201010111101201201220201
42322112331202232030
511234301402223040
6231531503223244
720312460141604
oct2722675425614
9633441651821
10200101211020
1177953a0a577
12329455a7b24
1315b3c297c59
149983709c04
1553122b7a9a
hex2e96f62b8c

200101211020 has 24 divisors (see below), whose sum is σ = 420373223424. Its totient is φ = 80009878656.

The previous prime is 200101210949. The next prime is 200101211047. The reversal of 200101211020 is 20112101002.

Adding to 200101211020 its reverse (20112101002), we get a palindrome (220213312022).

It is a super-3 number, since 3×2001012110203 (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 200101210988 and 200101211006.

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, 1859212 + ... + 1963891.

It is an arithmetic number, because the mean of its divisors is an integer number (17515550976).

Almost surely, 2200101211020 is an apocalyptic number.

200101211020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200101211020 is an abundant number, since it is smaller than the sum of its proper divisors (220272012404).

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

200101211020 is a wasteful number, since it uses less digits than its factorization.

200101211020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3825729 (or 3825727 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The spelling of 200101211020 in words is "two hundred billion, one hundred one million, two hundred eleven thousand, twenty".