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1020012210210 = 235724120154361
BaseRepresentation
bin11101101011111010111…
…01110010100000100010
310121111211101221000222210
432311331131302200202
5113202441111211320
62100330453342550
7133456565506140
oct16657535624042
93544741830883
101020012210210
113636483346a4
12145828037a56
137525735a046
14375241ca590
151b7ed5e50e0
hexed7d772822

1020012210210 has 64 divisors (see below), whose sum is σ = 2809356827904. Its totient is φ = 232178227200.

The previous prime is 1020012210209. The next prime is 1020012210227. The reversal of 1020012210210 is 120122100201.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10026571 + ... + 10127790.

It is an arithmetic number, because the mean of its divisors is an integer number (43896200436).

Almost surely, 21020012210210 is an apocalyptic number.

1020012210210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020012210210 is an abundant number, since it is smaller than the sum of its proper divisors (1789344617694).

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

1020012210210 is a wasteful number, since it uses less digits than its factorization.

1020012210210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20154619.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1020012210210 its reverse (120122100201), we get a palindrome (1140134310411).

The spelling of 1020012210210 in words is "one trillion, twenty billion, twelve million, two hundred ten thousand, two hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 241 482 723 1205 1446 1687 2410 3374 3615 5061 7230 8435 10122 16870 25305 50610 20154361 40308722 60463083 100771805 120926166 141080527 201543610 282161054 302315415 423241581 604630830 705402635 846483162 1410805270 2116207905 4232415810 4857201001 9714402002 14571603003 24286005005 29143206006 34000407007 48572010010 68000814014 72858015015 102001221021 145716030030 170002035035 204002442042 340004070070 510006105105 1020012210210